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19:42
Ann Cooper
What's wrong with school lunches
13:41
John Q. Walker
Great piano performances, recreated
19:24
Liz Diller
The Blur Building and other tech-empowered architecture
20:08
Mark Bittman
What's wrong with what we eat
31:39
Peter Hirshberg
The web is more than "better TV"
20:06
Brewster Kahle
A free digital library
18:27
Caleb Chung
Playtime with Pleo, your robotic dinosaur friend
16:40
Nicholas Negroponte
One Laptop per Child, two years on
14:46
Ian Dunbar
Dog-friendly dog training
17:40
A.J. Jacobs
My year of living biblically
20:59
Sugata Mitra
Kids can teach themselves
31:57
Norman Foster
My green agenda for architecture
21:01
Larry Brilliant
The case for optimism
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