Favorite talks
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Thulasiraj Ravilla: How low-cost eye care can be world-class
17:27 Posted: Dec 2009
Views: 157,558 | Comments: 58
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John Gerzema: The post-crisis consumer
16:34 Posted: Oct 2009
Views: 357,599 | Comments: 137
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Rory Sutherland: Life lessons from an ad man
16:39 Posted: Oct 2009
Views: 1,662,777 | Comments: 293
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Chimamanda Adichie: The danger of a single story
18:49 Posted: Oct 2009
Views: 4,167,146 | Comments: 761
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Matthew Childs' 9 life lessons from rock climbing
04:48 Posted: Apr 2009
Views: 392,486 | Comments: 46
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Aimee Mullins: It's not fair having 12 pairs of legs
09:58 Posted: Mar 2009
Views: 1,497,717 | Comments: 185
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Spencer Wells builds a family tree for humanity
20:53 Posted: Aug 2008
Views: 313,540 | Comments: 69
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Robert Ballard on exploring the oceans
18:19 Posted: May 2008
Views: 466,170 | Comments: 96
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Ron Eglash: The fractals at the heart of African designs
16:57 Posted: Nov 2007
Views: 768,758 | Comments: 154
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Zeresenay Alemseged looks for humanity's roots
15:51 Posted: Sep 2007
Views: 223,388 | Comments: 43