Favorite talks
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Alberto Cairo: There are no scraps of men
19:02 Posted: Dec 2011
Views: 615,984 | Comments: 133
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Justin Hall-Tipping: Freeing energy from the grid
12:45 Posted: Oct 2011
Views: 947,935 | Comments: 291
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Steve Jobs: How to live before you die
15:04 Posted: Oct 2011
Views: 10,741,846 | Comments: 1324
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Majora Carter: 3 stories of local eco-entrepreneurship
17:59 Posted: Dec 2010
Views: 205,042 | Comments: 60
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Ken Robinson: Changing education paradigms
11:40 Posted: Dec 2010
Views: 1,643,670 | Comments: 395
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Robert Sapolsky: The uniqueness of humans
37:26 Posted: Jan 2010
Views: 510,740 | Comments: 194
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William Kamkwamba: How I harnessed the wind
05:59 Posted: Sep 2009
Views: 1,110,649 | Comments: 244
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Elizabeth Gilbert: Your elusive creative genius
19:28 Posted: Feb 2009
Views: 5,330,640 | Comments: 1179
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Jill Bolte Taylor's stroke of insight
18:44 Posted: Mar 2008
Views: 11,231,293 | Comments: 2479
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Steven Pinker: The surprising decline in violence
19:15 Posted: Sep 2007
Views: 1,247,234 | Comments: 507