Favorite talks
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Clay Shirky: Why SOPA is a bad idea
13:59 Posted: Jan 2012
Views: 2,323,880 | Comments: 704
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Gabe Zichermann: How games make kids smarter
16:41 Posted: Nov 2011
Views: 707,973 | Comments: 215
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Martin Hanczyc: The line between life and not-life
14:37 Posted: Nov 2011
Views: 627,871 | Comments: 156
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Paul Lewis: Crowdsourcing the news
16:56 Posted: Nov 2011
Views: 205,701 | Comments: 44
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Eli Pariser: Beware online "filter bubbles"
09:04 Posted: May 2011
Views: 2,322,290 | Comments: 389
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Dave Meslin: The antidote to apathy
07:05 Posted: Apr 2011
Views: 981,530 | Comments: 211
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Jeremy Jackson: How we wrecked the ocean
18:19 Posted: May 2010
Views: 408,196 | Comments: 277
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Esther Duflo: Social experiments to fight poverty
16:47 Posted: May 2010
Views: 410,661 | Comments: 181
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Sam Harris: Science can answer moral questions
23:06 Posted: Mar 2010
Views: 1,356,696 | Comments: 2646
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John Lloyd inventories the invisible
10:24 Posted: Sep 2009
Views: 525,332 | Comments: 93