Favorite talks
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Play
Nic Marks: The Happy Planet Index
16:49 Posted: Aug 2010
Views: 711,763 | Comments: 381
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Play
Clay Shirky: How social media can make history
15:48 Posted: Jun 2009
Views: 915,878 | Comments: 199
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Clay Shirky: Institutions vs. collaboration
20:46 Posted: Jul 2008
Views: 466,782 | Comments: 57