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20:23
Tim Jackson
An economic reality check
17:13
Sugata Mitra
The child-driven education
18:22
Sheryl WuDunn
Our century's greatest injustice
16:23
Shukla Bose
Teaching one child at a time
15:21
Cat Laine
Engineering a better life for all
4:45
Marc Koska
1.3m reasons to re-invent the syringe
7:32
Rachel Armstrong
Architecture that repairs itself?
5:34
Joshua Silver
Adjustable liquid-filled eyeglasses
7:06
Ian Goldin
Navigating our global future
19:56
Hans Rosling
Let my dataset change your mindset
16:42
Stewart Brand
4 environmental 'heresies'
17:04
Jacqueline Novogratz
A third way to think about aid
18:00
Louise Fresco
We need to feed the whole world
15:19
Nandan Nilekani
Ideas for India's future
16:51
Paul Collier
The "bottom billion"
22:10
Ngozi Okonjo-Iweala
Aid versus trade
17:07
Andrew Mwenda
Aid for Africa? No thanks.
16:43
Ernest Madu
World-class health care
17:50
George Ayittey
Africa's cheetahs versus hippos
18:23
Jacqueline Novogratz
Patient capitalism
18:57
Hans Rosling
New insights on poverty
19:50
Hans Rosling
The best stats you've ever seen
14:03
Robert Neuwirth
The hidden world of shadow cities
15:52
Iqbal Quadir
How mobile phones can fight poverty
18:45
Ashraf Ghani
How to rebuild a broken state
12:53
Jacqueline Novogratz
Invest in Africa's own solutions
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