Favorite talks
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Kevin Allocca: Why videos go viral
07:20 Posted: Feb 2012
Views: 1,033,378 | Comments: 184
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Angela Belcher: Using nature to grow batteries
10:25 Posted: Apr 2011
Views: 440,189 | Comments: 126
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Simon Sinek: How great leaders inspire action
18:04 Posted: May 2010
Views: 10,787,562 | Comments: 1151
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Hans Rosling: Stats that reshape your worldview
19:50 Posted: Jun 2006
Views: 5,374,683 | Comments: 428