Favorite talks
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Salman Khan: Let's use video to reinvent education
20:27 Posted: Mar 2011
Views: 2,472,291 | Comments: 440
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Courtney Martin: Reinventing feminism
11:26 Posted: Mar 2011
Views: 411,985 | Comments: 186
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Anthony Atala: Printing a human kidney
17:24 Posted: Mar 2011
Views: 956,214 | Comments: 178
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Wael Ghonim: Inside the Egyptian revolution
09:51 Posted: Mar 2011
Views: 405,048 | Comments: 163
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Wadah Khanfar: A historic moment in the Arab world
17:12 Posted: Mar 2011
Views: 452,654 | Comments: 164
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Jacqueline Novogratz: Inspiring a life of immersion
17:48 Posted: Feb 2011
Views: 379,580 | Comments: 148