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TEDGlobal 2005Remove Clear
15:31

Peter Diamandis

Our next giant leap

Posted Sep 2008
22:45

Aubrey de Grey

A roadmap to end aging

Posted Oct 2006
17:36

Alison Jackson

An unusual glimpse at celebrity

Posted Jan 2008
33:38

Dan Gilbert

Why we make bad decisions

Posted Dec 2008
19:01

Charles Leadbeater

The era of open innovation

Posted Jan 2007
20:46

Clay Shirky

Institutions vs. collaboration

Posted Jul 2008
13:45

Eve Ensler

What security means to me

Posted Sep 2008
21:20

Peter Donnelly

How juries are fooled by statistics

Posted Nov 2006
12:53

Jacqueline Novogratz

Invest in Africa's own solutions

Posted Oct 2006
19:15

Carl Honoré

In praise of slowness

Posted Feb 2007
19:00

David Deutsch

Chemical scum that dream of distant quasars

Posted Sep 2006
17:52

Yochai Benkler

The new open-source economics

Posted Apr 2008
20:01

Jimmy Wales

The birth of Wikipedia

Posted Aug 2006
18:45

Ashraf Ghani

How to rebuild a broken state

Posted Oct 2006
17:27

Steven Pinker

What our language habits reveal

Posted Sep 2007
17:34

Alex Steffen

The route to a sustainable future

Posted Apr 2007
15:52

Iqbal Quadir

How mobile phones can fight poverty

Posted Oct 2006
16:51

Craig Venter

Sampling the ocean's DNA

Posted Apr 2007
18:00

Sasa Vucinic

Why we should invest in a free press

Posted Oct 2006
18:58

Steven Levitt

Surprising stats about child carseats

Posted Jun 2008
19:37

Barry Schwartz

The paradox of choice

Posted Sep 2006
21:56

Richard Dawkins

Why the universe seems so strange

Posted Sep 2006
14:03

Robert Neuwirth

The hidden world of shadow cities

Posted Jan 2007
16:52

Nick Bostrom

A philosophical quest for our biggest problems

Posted Apr 2007
14:10

Paul Bennett

Design is in the details

Posted Apr 2007
17:26

Martin Rees

Is this our final century?

Posted Jan 2007
22:10

Ngozi Okonjo-Iweala

Aid versus trade

Posted Jul 2007
19:51

Jonathan Zittrain

The Web as random acts of kindness

Posted Sep 2009
19:01

Euvin Naidoo

Why invest in Africa

Posted Jul 2007
17:34

Franco Sacchi

A tour of Nollywood, Nigeria's booming film industry

Posted Nov 2008
20:53

Spencer Wells

A family tree for humanity

Posted Aug 2008
9:31

Michael Pritchard

How to make filthy water drinkable

Posted Aug 2009
5:34

Joshua Silver

Adjustable liquid-filled eyeglasses

Posted Sep 2009
6:26

Rokia Traore

"Kounandi"

Posted Jun 2008
14:41

Rory Bremner

A one-man world summit

Posted Dec 2009
18:44

Newton Aduaka

The story of Ezra

Posted Oct 2008