<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@88ee5ad7094243d8ae12cf34ad4d6e49">
<h2 class="hd hd-2 unit-title">Map of Lecture 23</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@7c27d2274b024a0599f3b1ff2dd2e998">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@7c27d2274b024a0599f3b1ff2dd2e998">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<p>In Lecture 23 we continue our discussion of Jackson’s argument for the falsity of physicalism. We will analyze the argument in some detail.</p>
<p>The reading is Jackson’s paper “<a href="https://studio.edx.org/asset-v1:MITx+24.09x+3T2015+type@asset+block@22_jackson_epiphenomenal_qualia.pdf" target="_blank">Epiphenomenal Qualia</a>” again; also, at the very end, we’ll start talking about David Chalmers’ “<a href="https://studio.edx.org/asset-v1:MITx+24.09x+3T2015+type@asset+block@23_chalmers_the_hard_problem_of_consciousness.pdf" target="_blank">The Hard Problem of Consciousness</a>”.</p>
<ul>
<ul>
<ul>
<li>Physicalism: We go over our official definition of physicalism again, comparing it to some others you will have encountered in the readings.</li>
<ul>
<ul>
<ul>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/f7342309a6054f4e8381892a843be30c" target="_blank">Physicalism Stated</a>: Here’s the official statement again, in terms of supervenience.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/ee545bd6dec945d8908d8ed7f1119a1b" target="_blank">Hairism</a>: Another example of a supervenience thesis, to help you understand the idea.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/d7cfb8042c2b41028e2c047e4d2af261" target="_blank">Our Version of Physicalism and Jackson's and Chalmers’s Versions of Physicalism</a>: How they are related.</li>
</ul>
</ul>
</ul>
<li>The Knowledge Argument: Let’s get to it!</li>
<ul>
<ul>
<ul>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/0cf0775bb3c6402c98d945bfcab8e14b" target="_blank">Back to Mary</a>: We quickly review the thought experiment on which the argument is built.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/94374988763545839f2e113076f92d37" target="_blank">The Argument Stated</a>: In all its glory.</li>
</ul>
</ul>
</ul>
<li>The Options: How do we respond to it? We review the options.</li>
<ul>
<ul>
<ul>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/ef52af9e9f2c4a8ab7fe14eac779c2ea" target="[object Object]">Deny P1</a>: Not a crazy option, but not an easy case to make either.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/4978e4d3db054826b761692fbea159e0" target="_blank">Reject the Inference from P1 to C1</a>: The hard thing, actually, is to <em>motivate</em> the inference from P1 to C1. I’ll show you one way of doing that.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/7cbfdefdf4fd4e08a9e1a44298b4a96d" target="[object Object]">Deny P2</a>: Definitely not an intuitive option. If you are going to take it, you need to explain why P2 seems true to most of us most of the time.</li>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/ebf4dde9dbed466aa5cb6f0cff644a51" target="_blank">Deny P3</a>: A relatively popular option among contemporary philosophers, but it has some potential difficulties.</li>
<li><a href="jump_to_id/ae209eb3c57342b2812034965c2c48dd" target="_blank">Accept the Conclusion</a>: Jackson tries to show this isn’t so bad in the paper. But it’s definitely got problems.</li>
</ul>
</ul>
</ul>
<li><a href="/courses/course-v1:MITx+24.09x+3T2019/jump_to_id/45f04614eff440369fd7234a2d28c893" target="_blank">Another, Familiar Argument Against Physicalism</a>: A brief taste of what’s coming.</li>
</ul>
</ul>
</ul>
<p></p>
<p>You can download the Lecture 23 slides <a href="/assets/courseware/v1/a0b8cc141b89dc8c8da7638894f4ccd1/asset-v1:MITx+24.09x+3T2019+type@asset+block/24.09x_Lecture_23_Slides.key.pdf" target="_blank">here</a>.</p>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@f7342309a6054f4e8381892a843be30c">
<h2 class="hd hd-2 unit-title">Physicalism: Physicalism Stated</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@441ce0fd70fa46069c58ffd425badc94">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@441ce0fd70fa46069c58ffd425badc94">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<h1>Physicalism</h1>
<p>Frank Jackson’s knowledge argument concludes that physicalism is false. As we said in the last lecture, we need a precise statement of physicalism to appreciate the argument properly. We go over that statement here, explain a key term, and compare our statement of physicalism with others. You should be able to reproduce the official statement of physicalism, and understand it, by the end of this part of the lecture.</p>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Physicalism Stated</h3>
<div
id="video_61fb5afc91544888b8188e6d69ffca39"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/c3f48fa85f6749588c7404041d45e762.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790805&Signature=5eb5JkouAgOVazCgthUTOnOdDoQ%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:fjyNJt05_L8", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/transcript/available_translations", "start": 0.0, "duration": 271.47, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054900_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054900/MIT2409XT315-V054900.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="61fb5afc91544888b8188e6d69ffca39"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_61fb5afc91544888b8188e6d69ffca39">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_61fb5afc91544888b8188e6d69ffca39">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@61fb5afc91544888b8188e6d69ffca39/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@ee545bd6dec945d8908d8ed7f1119a1b">
<h2 class="hd hd-2 unit-title">Physicalism: Hairism</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Hairism</h3>
<div
id="video_ef3251380eea4c2facfa33d8f67b00d4"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/d8a89b313fcf434d8ca7e6c0642bf1fa.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790805&Signature=XETG075uovF6BdyknflmELvuNzI%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:KS8p3Q-snZw", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/transcript/available_translations", "start": 0.0, "duration": 178.95, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054800_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054800/MIT2409XT315-V054800.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="ef3251380eea4c2facfa33d8f67b00d4"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_ef3251380eea4c2facfa33d8f67b00d4">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_ef3251380eea4c2facfa33d8f67b00d4">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ef3251380eea4c2facfa33d8f67b00d4/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-has-score="True" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="problem" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Problem"}
</script>
<div id="problem_1c0841e2f4224e2cb2a80e665b3633e5" class="problems-wrapper" role="group"
aria-labelledby="1c0841e2f4224e2cb2a80e665b3633e5-problem-title"
data-problem-id="block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5" data-url="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5/handler/xmodule_handler"
data-problem-score="0"
data-problem-total-possible="0"
data-attempts-used="0"
data-content="
<h3 class="hd hd-3 problem-header" id="1c0841e2f4224e2cb2a80e665b3633e5-problem-title" aria-describedby="block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5-problem-progress" tabindex="-1">
Problem: Kevin&#39;s twin
</h3>
<div class="problem-progress" id="block-v1:MITx+24.09x+3T2019+type@problem+block@1c0841e2f4224e2cb2a80e665b3633e5-problem-progress"></div>
<div class="problem">
<div>
<p>Kevin&#8217;s twin, who inhabits possible world w, is a hair-for-hair replica of Kevin, who is sitting in an armchair eating a donut and reading about the knowledge argument.</p>
<p>Could we consistently add to the above story that Kevin&#8217;s twin is standing in a coffee shop thinking about externalism?</p>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_1c0841e2f4224e2cb2a80e665b3633e5_2_1">
<fieldset aria-describedby="status_1c0841e2f4224e2cb2a80e665b3633e5_2_1">
<div class="field">
<input type="radio" name="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1" id="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="1c0841e2f4224e2cb2a80e665b3633e5_2_1-choice_0-label" for="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_1c0841e2f4224e2cb2a80e665b3633e5_2_1"> Yes
</label>
</div>
<div class="field">
<input type="radio" name="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1" id="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="1c0841e2f4224e2cb2a80e665b3633e5_2_1-choice_1-label" for="input_1c0841e2f4224e2cb2a80e665b3633e5_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_1c0841e2f4224e2cb2a80e665b3633e5_2_1"> No
</label>
</div>
<span id="answer_1c0841e2f4224e2cb2a80e665b3633e5_2_1"/>
</fieldset>
<div class="indicator-container">
<span class="status unanswered" id="status_1c0841e2f4224e2cb2a80e665b3633e5_2_1" data-tooltip="Not yet answered.">
<span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/>
</span>
</div>
</div></div>
<div class="solution-span">
<span id="solution_1c0841e2f4224e2cb2a80e665b3633e5_solution_1"/>
</div></div>
<div class="action">
<input type="hidden" name="problem_id" value="Problem: Kevin&#39;s twin" />
<div class="submit-attempt-container">
<button type="button" class="submit btn-brand" data-submitting="Submitting" data-value="Submit" data-should-enable-submit-button="True" aria-describedby="submission_feedback_1c0841e2f4224e2cb2a80e665b3633e5" >
<span class="submit-label">Submit</span>
</button>
<div class="submission-feedback" id="submission_feedback_1c0841e2f4224e2cb2a80e665b3633e5">
<span class="sr">Some problems have options such as save, reset, hints, or show answer. These options follow the Submit button.</span>
</div>
</div>
<div class="problem-action-buttons-wrapper">
</div>
</div>
<div class="notification warning notification-gentle-alert
is-hidden"
tabindex="-1">
<span class="icon fa fa-exclamation-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="1c0841e2f4224e2cb2a80e665b3633e5-problem-title">
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification warning notification-save
is-hidden"
tabindex="-1">
<span class="icon fa fa-save" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="1c0841e2f4224e2cb2a80e665b3633e5-problem-title">None
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification general notification-show-answer
is-hidden"
tabindex="-1">
<span class="icon fa fa-info-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="1c0841e2f4224e2cb2a80e665b3633e5-problem-title">Answers are displayed within the problem
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
</div>
"
data-graded="False">
<p class="loading-spinner">
<i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i>
<span class="sr">Loading…</span>
</p>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@d7cfb8042c2b41028e2c047e4d2af261">
<h2 class="hd hd-2 unit-title">Physicalism: Our, Jackson, and Chalmers' Versions of Physicalism</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Our, Jackson's and Chalmers's Versions of Physicalism</h3>
<div
id="video_1cf7b407d0c3421bb2eaa0704a1ce42c"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/d7c819427e494297aa6a47e80fc04f48.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790807&Signature=uIpTI6SQkNmGQAL8l%2FHarR9fmPk%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:ZUbSJ-f4Pl4", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/transcript/available_translations", "start": 0.0, "duration": 118.49, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054600_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054600/MIT2409XT315-V054600.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="1cf7b407d0c3421bb2eaa0704a1ce42c"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_1cf7b407d0c3421bb2eaa0704a1ce42c">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_1cf7b407d0c3421bb2eaa0704a1ce42c">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@1cf7b407d0c3421bb2eaa0704a1ce42c/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-has-score="True" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="problem" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Problem"}
</script>
<div id="problem_272cb7e0991a4be38b2b06c80f00be66" class="problems-wrapper" role="group"
aria-labelledby="272cb7e0991a4be38b2b06c80f00be66-problem-title"
data-problem-id="block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66" data-url="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66/handler/xmodule_handler"
data-problem-score="0"
data-problem-total-possible="0"
data-attempts-used="0"
data-content="
<h3 class="hd hd-3 problem-header" id="272cb7e0991a4be38b2b06c80f00be66-problem-title" aria-describedby="block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66-problem-progress" tabindex="-1">
Problem: physical facts
</h3>
<div class="problem-progress" id="block-v1:MITx+24.09x+3T2019+type@problem+block@272cb7e0991a4be38b2b06c80f00be66-problem-progress"></div>
<div class="problem">
<div>
<p>Let a <em>physical fact</em> be a fact stated in the language of our best current physical theories (perhaps string theory, quantum field theory, etc.). </p>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_272cb7e0991a4be38b2b06c80f00be66_2_1">
<fieldset aria-describedby="status_272cb7e0991a4be38b2b06c80f00be66_2_1">
<legend id="272cb7e0991a4be38b2b06c80f00be66_2_1-legend" class="response-fieldset-legend field-group-hd">What is a good objection to physicalism, understood as the claim that all the facts are physical facts?</legend>
<div class="field">
<input type="radio" name="input_272cb7e0991a4be38b2b06c80f00be66_2_1" id="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="272cb7e0991a4be38b2b06c80f00be66_2_1-choice_0-label" for="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_272cb7e0991a4be38b2b06c80f00be66_2_1"> Current physical theories are at best incomplete, so there will be facts that aren&#8217;t statable using the language of these theories.
</label>
</div>
<div class="field">
<input type="radio" name="input_272cb7e0991a4be38b2b06c80f00be66_2_1" id="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="272cb7e0991a4be38b2b06c80f00be66_2_1-choice_1-label" for="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_272cb7e0991a4be38b2b06c80f00be66_2_1"> We could never know all the physical facts.
</label>
</div>
<div class="field">
<input type="radio" name="input_272cb7e0991a4be38b2b06c80f00be66_2_1" id="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="272cb7e0991a4be38b2b06c80f00be66_2_1-choice_2-label" for="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_272cb7e0991a4be38b2b06c80f00be66_2_1"> We could never know all the facts.
</label>
</div>
<div class="field">
<input type="radio" name="input_272cb7e0991a4be38b2b06c80f00be66_2_1" id="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="272cb7e0991a4be38b2b06c80f00be66_2_1-choice_3-label" for="input_272cb7e0991a4be38b2b06c80f00be66_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_272cb7e0991a4be38b2b06c80f00be66_2_1"> The language of these theories can be used to state falsehoods, and falsehoods aren&#8217;t facts.
</label>
</div>
<span id="answer_272cb7e0991a4be38b2b06c80f00be66_2_1"/>
</fieldset>
<div class="indicator-container">
<span class="status unanswered" id="status_272cb7e0991a4be38b2b06c80f00be66_2_1" data-tooltip="Not yet answered.">
<span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/>
</span>
</div>
</div></div>
<div class="solution-span">
<span id="solution_272cb7e0991a4be38b2b06c80f00be66_solution_1"/>
</div></div>
<div class="action">
<input type="hidden" name="problem_id" value="Problem: physical facts" />
<div class="submit-attempt-container">
<button type="button" class="submit btn-brand" data-submitting="Submitting" data-value="Submit" data-should-enable-submit-button="True" aria-describedby="submission_feedback_272cb7e0991a4be38b2b06c80f00be66" >
<span class="submit-label">Submit</span>
</button>
<div class="submission-feedback" id="submission_feedback_272cb7e0991a4be38b2b06c80f00be66">
<span class="sr">Some problems have options such as save, reset, hints, or show answer. These options follow the Submit button.</span>
</div>
</div>
<div class="problem-action-buttons-wrapper">
</div>
</div>
<div class="notification warning notification-gentle-alert
is-hidden"
tabindex="-1">
<span class="icon fa fa-exclamation-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="272cb7e0991a4be38b2b06c80f00be66-problem-title">
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification warning notification-save
is-hidden"
tabindex="-1">
<span class="icon fa fa-save" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="272cb7e0991a4be38b2b06c80f00be66-problem-title">None
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification general notification-show-answer
is-hidden"
tabindex="-1">
<span class="icon fa fa-info-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="272cb7e0991a4be38b2b06c80f00be66-problem-title">Answers are displayed within the problem
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
</div>
"
data-graded="False">
<p class="loading-spinner">
<i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i>
<span class="sr">Loading…</span>
</p>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@0cf0775bb3c6402c98d945bfcab8e14b">
<h2 class="hd hd-2 unit-title">The Knowledge Argument: Back to Mary</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@523711c0d57d45669d2e86343ae1fbc4">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@523711c0d57d45669d2e86343ae1fbc4">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<h1>The Knowledge Argument</h1>
<p>After going over the central thought experiment again, we then state the argument in premise-conclusion form. Be sure you understand each premise, and the conclusion, before you move on.</p>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Back to Mary</h3>
<div
id="video_377d554df44c49719e5f24d4fc8ef8d5"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/2036d02148ca4db09225c40923a5dc9e.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790807&Signature=Wmsd9yF5Yro%2FKx8RmtIoAByO7%2B4%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:JxlUZ3-w2YI", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/transcript/available_translations", "start": 0.0, "duration": 80.41, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054400_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054400/MIT2409XT315-V054400.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="377d554df44c49719e5f24d4fc8ef8d5"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_377d554df44c49719e5f24d4fc8ef8d5">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_377d554df44c49719e5f24d4fc8ef8d5">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@377d554df44c49719e5f24d4fc8ef8d5/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="vert vert-2" data-id="block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1">
<div class="xblock xblock-public_view xblock-public_view-problem xmodule_display xmodule_ProblemBlock" data-has-score="True" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="problem" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Problem"}
</script>
<div id="problem_a8af009adbc54a4e97be8bd5e76e14c1" class="problems-wrapper" role="group"
aria-labelledby="a8af009adbc54a4e97be8bd5e76e14c1-problem-title"
data-problem-id="block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1" data-url="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1/handler/xmodule_handler"
data-problem-score="0"
data-problem-total-possible="0"
data-attempts-used="0"
data-content="
<h3 class="hd hd-3 problem-header" id="a8af009adbc54a4e97be8bd5e76e14c1-problem-title" aria-describedby="block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1-problem-progress" tabindex="-1">
Problem: Mary
</h3>
<div class="problem-progress" id="block-v1:MITx+24.09x+3T2019+type@problem+block@a8af009adbc54a4e97be8bd5e76e14c1-problem-progress"></div>
<div class="problem">
<div>
<p>Jackson&#8217;s initial description of imprisoned Mary does <em>not</em> include which of the following?</p>
<div class="wrapper-problem-response" tabindex="-1" aria-label="Question 1" role="group"><div class="choicegroup capa_inputtype" id="inputtype_a8af009adbc54a4e97be8bd5e76e14c1_2_1">
<fieldset aria-describedby="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1">
<div class="field">
<input type="radio" name="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1" id="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_0" class="field-input input-radio" value="choice_0"/><label id="a8af009adbc54a4e97be8bd5e76e14c1_2_1-choice_0-label" for="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_0" class="response-label field-label label-inline" aria-describedby="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1"> Mary is a world expert on color and color vision.
</label>
</div>
<div class="field">
<input type="radio" name="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1" id="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_1" class="field-input input-radio" value="choice_1"/><label id="a8af009adbc54a4e97be8bd5e76e14c1_2_1-choice_1-label" for="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_1" class="response-label field-label label-inline" aria-describedby="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1"> Mary knows every physical fact.
</label>
</div>
<div class="field">
<input type="radio" name="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1" id="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_2" class="field-input input-radio" value="choice_2"/><label id="a8af009adbc54a4e97be8bd5e76e14c1_2_1-choice_2-label" for="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_2" class="response-label field-label label-inline" aria-describedby="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1"> Nothing has ever looked red to Mary.
</label>
</div>
<div class="field">
<input type="radio" name="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1" id="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_3" class="field-input input-radio" value="choice_3"/><label id="a8af009adbc54a4e97be8bd5e76e14c1_2_1-choice_3-label" for="input_a8af009adbc54a4e97be8bd5e76e14c1_2_1_choice_3" class="response-label field-label label-inline" aria-describedby="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1"> Mary knows everything about the brain.
</label>
</div>
<span id="answer_a8af009adbc54a4e97be8bd5e76e14c1_2_1"/>
</fieldset>
<div class="indicator-container">
<span class="status unanswered" id="status_a8af009adbc54a4e97be8bd5e76e14c1_2_1" data-tooltip="Not yet answered.">
<span class="sr">unanswered</span><span class="status-icon" aria-hidden="true"/>
</span>
</div>
</div></div>
<div class="solution-span">
<span id="solution_a8af009adbc54a4e97be8bd5e76e14c1_solution_1"/>
</div></div>
<div class="action">
<input type="hidden" name="problem_id" value="Problem: Mary" />
<div class="submit-attempt-container">
<button type="button" class="submit btn-brand" data-submitting="Submitting" data-value="Submit" data-should-enable-submit-button="True" aria-describedby="submission_feedback_a8af009adbc54a4e97be8bd5e76e14c1" >
<span class="submit-label">Submit</span>
</button>
<div class="submission-feedback" id="submission_feedback_a8af009adbc54a4e97be8bd5e76e14c1">
<span class="sr">Some problems have options such as save, reset, hints, or show answer. These options follow the Submit button.</span>
</div>
</div>
<div class="problem-action-buttons-wrapper">
</div>
</div>
<div class="notification warning notification-gentle-alert
is-hidden"
tabindex="-1">
<span class="icon fa fa-exclamation-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="a8af009adbc54a4e97be8bd5e76e14c1-problem-title">
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification warning notification-save
is-hidden"
tabindex="-1">
<span class="icon fa fa-save" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="a8af009adbc54a4e97be8bd5e76e14c1-problem-title">None
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
<div class="notification general notification-show-answer
is-hidden"
tabindex="-1">
<span class="icon fa fa-info-circle" aria-hidden="true"></span>
<span class="notification-message" aria-describedby="a8af009adbc54a4e97be8bd5e76e14c1-problem-title">Answers are displayed within the problem
</span>
<div class="notification-btn-wrapper">
<button type="button" class="btn btn-default btn-small notification-btn review-btn sr">Review</button>
</div>
</div>
</div>
"
data-graded="False">
<p class="loading-spinner">
<i class="fa fa-spinner fa-pulse fa-2x fa-fw"></i>
<span class="sr">Loading…</span>
</p>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@94374988763545839f2e113076f92d37">
<h2 class="hd hd-2 unit-title">The Knowledge Argument: The Argument Stated</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: The Argument Stated</h3>
<div
id="video_d1873b941f25494db9cd7da1a1c8aec9"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/ca5ae3c958844eb0bf8e3bb77310f108.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790808&Signature=5TKWcEgal5UtoRzyTkCHDlwSR40%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:iMtu8_DjvkU", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/transcript/available_translations", "start": 0.0, "duration": 208.98, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054700_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054700/MIT2409XT315-V054700.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="d1873b941f25494db9cd7da1a1c8aec9"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_d1873b941f25494db9cd7da1a1c8aec9">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_d1873b941f25494db9cd7da1a1c8aec9">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@d1873b941f25494db9cd7da1a1c8aec9/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@ef52af9e9f2c4a8ab7fe14eac779c2ea">
<h2 class="hd hd-2 unit-title">The Options: Denying P1</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@f9f954ad5c0a4c7db985f20e375eae80">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@f9f954ad5c0a4c7db985f20e375eae80">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<h1>The Options</h1>
<p>How should we respond to the Knowledge Argument? We have five options; we consider them all in this part of the lecture. By the end, you should have thought about the merits and drawbacks of each option.</p>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Denying P1</h3>
<div
id="video_f42af46777364fccbe994a3cdaa28fd7"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/6d6c52a4299c4d4f9d8ab60defbc7a7c.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790808&Signature=LALgQhqN7jRyiFt8tQa76Txomeg%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:0inbZlcorNA", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/transcript/available_translations", "start": 0.0, "duration": 144.61, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054300_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054300/MIT2409XT315-V054300.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="f42af46777364fccbe994a3cdaa28fd7"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_f42af46777364fccbe994a3cdaa28fd7">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_f42af46777364fccbe994a3cdaa28fd7">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@f42af46777364fccbe994a3cdaa28fd7/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@4978e4d3db054826b761692fbea159e0">
<h2 class="hd hd-2 unit-title">The Options: Rejecting the Inference from P1 to C1</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Rejecting the Inference from P1 to C1 Part I: Modeling Knowledge</h3>
<div
id="video_e7e64c695de84307ab8aaa977cdd2fc2"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/14df92c359f94274bc20b6aa6353d865.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790808&Signature=94RZFn3qYEzT0n%2BHYmGGa5gfdso%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:IxsiT_hxAPA", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/transcript/available_translations", "start": 0.0, "duration": 380.61, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054500_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054500/MIT2409XT315-V054500.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="e7e64c695de84307ab8aaa977cdd2fc2"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_e7e64c695de84307ab8aaa977cdd2fc2">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_e7e64c695de84307ab8aaa977cdd2fc2">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@e7e64c695de84307ab8aaa977cdd2fc2/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Rejecting the Inference from P1 to C1 Part II</h3>
<div
id="video_691a6696486c44679934087563d23eb4"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/1a2a0a3a279d4c77a6a7a7818cc279ef.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790808&Signature=T%2BUJzcE4rjCmSZhKIXUEitBGODg%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:yzn9i1IFcoQ", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/transcript/available_translations", "start": 0.0, "duration": 157.99, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054000_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054000/MIT2409XT315-V054000.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="691a6696486c44679934087563d23eb4"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_691a6696486c44679934087563d23eb4">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_691a6696486c44679934087563d23eb4">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@691a6696486c44679934087563d23eb4/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@7cbfdefdf4fd4e08a9e1a44298b4a96d">
<h2 class="hd hd-2 unit-title">The Options: Denying P2</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Denying P2</h3>
<div
id="video_65aeed818712459eb60cd0fc79a836fd"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/c8809537a0234a11b56ffbfc1882c93e.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790809&Signature=ocrHTKb16Q6HDgXfQRL1o4xM4wA%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:hlyn1TPbXgo", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/transcript/available_translations", "start": 0.0, "duration": 74.17, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V053900_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V053900/MIT2409XT315-V053900.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="65aeed818712459eb60cd0fc79a836fd"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_65aeed818712459eb60cd0fc79a836fd">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_65aeed818712459eb60cd0fc79a836fd">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@65aeed818712459eb60cd0fc79a836fd/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@ebf4dde9dbed466aa5cb6f0cff644a51">
<h2 class="hd hd-2 unit-title">The Options: Denying P3</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Denying P3</h3>
<div
id="video_9671730df1ea44039f81620b0b785567"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/c3d53c73ed5b4b738c9399f15991054b.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790809&Signature=sniqCpDpa8%2FnbpLUdrVohYDwvfU%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:tRgg_JQUu_o", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/transcript/available_translations", "start": 0.0, "duration": 262.2, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054100_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054100/MIT2409XT315-V054100.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="9671730df1ea44039f81620b0b785567"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_9671730df1ea44039f81620b0b785567">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_9671730df1ea44039f81620b0b785567">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@9671730df1ea44039f81620b0b785567/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@ae209eb3c57342b2812034965c2c48dd">
<h2 class="hd hd-2 unit-title">The Options: Accepting the Conclusion</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Accepting the Conclusion</h3>
<div
id="video_ea15288b7f6f4f818f510f184e89b80c"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/36b1808d04e742ac8ec51f9d1629576c.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790809&Signature=xrXU7%2FpDMrUqkIwUe61lrSJRnds%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:JeggxWoK9C8", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/transcript/available_translations", "start": 0.0, "duration": 302.8, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V054200_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V054200/MIT2409XT315-V054200.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="ea15288b7f6f4f818f510f184e89b80c"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_ea15288b7f6f4f818f510f184e89b80c">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_ea15288b7f6f4f818f510f184e89b80c">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@ea15288b7f6f4f818f510f184e89b80c/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="xblock xblock-public_view xblock-public_view-vertical" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="vertical" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="VerticalStudentView" data-usage-id="block-v1:MITx+24.09x+3T2019+type@vertical+block@45f04614eff440369fd7234a2d28c893">
<h2 class="hd hd-2 unit-title">Another, Familiar Argument Against Physicalism</h2>
<div class="vert-mod">
<div class="vert vert-0" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@8c18f0f9796c443fa3d05463dda61ca8">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@8c18f0f9796c443fa3d05463dda61ca8">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<h1>Another, Familiar Argument Against Physicalism</h1>
<p>That's the Knowledge Argument. In the next lecture we will consider another argument that consciousness is not a physical phenomenon, and, hence, that physicalism is false. I’ll give you a sneak preview below. It should remind you of something.</p>
</div>
</div>
<div class="vert vert-1" data-id="block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94">
<div class="xblock xblock-public_view xblock-public_view-video xmodule_display xmodule_VideoBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="video" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "Video"}
</script>
<h3 class="hd hd-2">Video: Another, Familiar Argument Against Physicalism</h3>
<div
id="video_23894f38b60e43f0be3aae59f1fe9e94"
class="video closed"
data-metadata='{"lmsRootURL": "https://openlearninglibrary.mit.edu", "poster": "https://mitx-edx-video-meta-storage.s3.amazonaws.com/media/video-images/619b197c2f464f529a56a6e97c5a96e4.jpeg?AWSAccessKeyId=ASIA4QDFFSURXWFIGXDB&Expires=1739790809&Signature=Xd2zW9PFnb0eq6Ti%2BpBRiX4l2zo%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEEsaCXVzLWVhc3QtMSJHMEUCIQD3Hsj4IQCt%2Fr%2Bmag6ckrX%2Bz05qKOSobVStvJLIraYWxwIgSN%2FxDWpD9WhWCXx9V0RuFZyiD7hu4I3gkKo3AmuvUvEquwUIdBADGgw4NTkyMDU2Mzc0MTEiDE4XKq0s4AwUbqJU0SqYBc8uNddxUmE%2FBfPgneMzprjBR%2FBtNulSxv%2B0P6BCewsQofQhM5V2Y%2FqoEaSoqs1OSDrZtU2EtyczDZWpTBCXJF%2FvdDwKEoyOcrZ%2BUfTB%2Fp9EyFxkyhjA4OmL6eXwveyINIJyl2r0MEkgNpNmDn5BU%2F9SgBUjz8%2F6YepUQOgLpz8%2FIb%2BVHgjHUan5rOJrwno4O1y%2Bvf7Oa2rr20lpuERa1pLFdLs0cvotQRG8%2FHJmBl5N38xaY1ut7qtqclPZEf4td%2BTEHtqryj7%2Bqp%2FwJkUSFnQmOZK%2FxDV9KZDGJdfcVT9oRT05wLZtpjx5OFcvjj%2Fb3rIY%2FwqJCrlsRCJZTxX83gqQdfrM54Lb2L%2FPUvby9ZnXIOzAUHxN2FZ4e8aLMFkMbLGPNbP8k2wqHXzByhcSyVZK%2BrhnrL%2Btuy7HO8wSyXhMfufwK%2F1bCCH4YJi11NlHRdB4zB%2B7UPpt0S%2ByI1fzbHQZD9qc4BB9cdpEYPRw4vQwUUcuuG9nSI7aRYLaBrvEsrniDuqZIOqH6MpWP8Q1eBVCTl8i7XaKz8ve%2BhvFbNQlQ5oP3jROISuH4RiU5VMg5Fu6hhF2h2UvMFPWwfGKCFgmvbSRwB7XgUcRx8MFJJPx%2Bv8CLDilUcfW2RCtRSuFkDf3d0CI%2BfHfg%2BgdzD%2Be4o4JVDnRlU7hHO1Mjy%2FZP2TuNGgK0UM7o7QmztEs3oRGAubxFWA5YF1mgOpnF6L%2FW5MQIrrx3XaFnkZge5Z%2B2u4vdRQExqT4OzLVLZRdu2fPyXcjaN42RzVf5tSapAEtOW0xdiVcWzr%2F5fiLH0aGLPmDUscKNwc%2BfQlyAzoD%2F0ii06RmGRB1a3RNORoba3ft0VK%2FPta2v4qhLIOB8JBdeOeIPO7gh%2BAjNwUw3qzMvQY6sQEl4puM%2FZaGBlHGn4KUYp6tcO8x2QHk%2BgN9sQQTEHGSsbzXT%2Bqc%2FMs%2BH%2B9wjfhjhlJ9B4A5awqEbBxcEqESd4iYHcgy1jajeb9yuHOLinEvOi7aQ6JrXeyEgZY31U%2BeclXko8TplAqGkgx7axpvs8HWmGqutuWNXoVhEBp8o4dZm3uAVSJeMjn3X5Dm6kszD%2FrzcHW4crVZP0kVJ%2B%2B0ONYAaqqyR8ZXrbJxOYzZctD2tQs%3D", "transcriptLanguages": {"en": "English"}, "showCaptions": "true", "ytMetadataEndpoint": "", "completionEnabled": false, "streams": "1.00:-qqtqe_96Qo", "saveStateUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/xmodule_handler/save_user_state", "transcriptTranslationUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/transcript/translation/__lang__", "savedVideoPosition": 0.0, "end": 0.0, "captionDataDir": null, "publishCompletionUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/publish_completion", "generalSpeed": 1.0, "autoAdvance": false, "transcriptAvailableTranslationsUrl": "/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/transcript/available_translations", "start": 0.0, "duration": 63.9, "prioritizeHls": false, "autohideHtml5": false, "saveStateEnabled": false, "autoplay": false, "transcriptLanguage": "en", "completionPercentage": 0.95, "recordedYoutubeIsAvailable": true, "speed": null, "sources": ["https://d2f1egay8yehza.cloudfront.net/MIT2409X/MIT2409XT315-V053800_DTH.mp4", "https://d2f1egay8yehza.cloudfront.net/MIT2409XT315-V053800/MIT2409XT315-V053800.m3u8"], "ytTestTimeout": 1500, "ytApiUrl": "https://www.youtube.com/iframe_api"}'
data-bumper-metadata='null'
data-autoadvance-enabled="False"
data-poster='null'
tabindex="-1"
>
<div class="focus_grabber first"></div>
<div class="tc-wrapper">
<div class="video-wrapper">
<span tabindex="0" class="spinner" aria-hidden="false" aria-label="Loading video player"></span>
<span tabindex="-1" class="btn-play fa fa-youtube-play fa-2x is-hidden" aria-hidden="true" aria-label="Play video"></span>
<div class="video-player-pre"></div>
<div class="video-player">
<div id="23894f38b60e43f0be3aae59f1fe9e94"></div>
<h4 class="hd hd-4 video-error is-hidden">No playable video sources found.</h4>
<h4 class="hd hd-4 video-hls-error is-hidden">
Your browser does not support this video format. Try using a different browser.
</h4>
</div>
<div class="video-player-post"></div>
<div class="closed-captions"></div>
<div class="video-controls is-hidden">
<div>
<div class="vcr"><div class="vidtime">0:00 / 0:00</div></div>
<div class="secondary-controls"></div>
</div>
</div>
</div>
</div>
<div class="focus_grabber last"></div>
<h3 class="hd hd-4 downloads-heading sr" id="video-download-transcripts_23894f38b60e43f0be3aae59f1fe9e94">Downloads and transcripts</h3>
<div class="wrapper-downloads" role="region" aria-labelledby="video-download-transcripts_23894f38b60e43f0be3aae59f1fe9e94">
<div class="wrapper-download-transcripts">
<h4 class="hd hd-5">Transcripts</h4>
<ul class="list-download-transcripts">
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/transcript/download" data-value="srt">Download SubRip (.srt) file</a>
</li>
<li class="transcript-option">
<a class="btn btn-link" href="/courses/course-v1:MITx+24.09x+3T2019/xblock/block-v1:MITx+24.09x+3T2019+type@video+block@23894f38b60e43f0be3aae59f1fe9e94/handler/transcript/download" data-value="txt">Download Text (.txt) file</a>
</li>
</ul>
</div>
</div>
</div>
</div>
</div>
<div class="vert vert-2" data-id="block-v1:MITx+24.09x+3T2019+type@html+block@118e72b823b04e98943227e59fdba220">
<div class="xblock xblock-public_view xblock-public_view-html xmodule_display xmodule_HtmlBlock" data-has-score="False" data-runtime-class="LmsRuntime" data-graded="False" data-request-token="8187a18eed1f11efbea012d4917dea95" data-runtime-version="1" data-block-type="html" data-course-id="course-v1:MITx+24.09x+3T2019" data-init="XBlockToXModuleShim" data-usage-id="block-v1:MITx+24.09x+3T2019+type@html+block@118e72b823b04e98943227e59fdba220">
<script type="json/xblock-args" class="xblock-json-init-args">
{"xmodule-type": "HTMLModule"}
</script>
<p>We’re nearly done; see you in the next, penultimate, lecture!</p>
<p>In the meantime, have a closer look at <a href="https://studio.edx.org/asset-v1:MITx+24.09x+3T2015+type@asset+block@23_chalmers_the_hard_problem_of_consciousness.pdf" target="_blank">Chalmers’ paper</a>, and also read Michael Tye’s “<a href="https://studio.edx.org/asset-v1:MITx+24.09x+3T2015+type@asset+block@24_tye_the_puzzle_of_transparency.pdf" target="_blank">The Puzzle of Transparency</a>”.</p>
</div>
</div>
</div>
</div>
© All Rights Reserved