Favorite talks
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Play
Aimee Mullins: The opportunity of adversity
21:58 Posted: Feb 2010
Views: 892,928 | Comments: 233
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Play
Yossi Vardi fights local warming
06:15 Posted: Jan 2008
Views: 555,989 | Comments: 63
Play
21:58 Posted: Feb 2010
Views: 892,928 | Comments: 233
Play
06:15 Posted: Jan 2008
Views: 555,989 | Comments: 63