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16:39

David Logan

Tribal leadership

Posted Oct 2009 Rated Inspiring, Informative
16:50

Tim Brown

Designers — think big!

Posted Sep 2009 Rated Inspiring, Informative
17:04

Jacqueline Novogratz

A third way to think about aid

Posted Sep 2009 Rated Inspiring, Persuasive
18:36

Dan Pink

The puzzle of motivation

Posted Aug 2009 Rated Persuasive, Inspiring
18:29

Paul Romer

Why the world needs charter cities

Posted Aug 2009 Rated Persuasive, Inspiring
9:31

Michael Pritchard

How to make filthy water drinkable

Posted Aug 2009 Rated Ingenious, Inspiring
6:34

Philip Zimbardo

The psychology of time

Posted Jun 2009 Rated Informative, Inspiring
3:57 Under 6 minutes

Richard St. John

Success is a continuous journey

Posted Jun 2009 Rated Inspiring, Persuasive
3:19 Under 6 minutes

Kevin Surace

Eco-friendly drywall

Posted Jun 2009 Rated Inspiring, Ingenious
4:34 Under 6 minutes

Jay Walker

The world's English mania

Posted May 2009 Rated Informative, Fascinating
15:54

Ray Anderson

The business logic of sustainability

Posted May 2009 Rated Inspiring, Persuasive
15:19

Nandan Nilekani

Ideas for India's future

Posted May 2009 Rated Informative, Inspiring
18:00

Louise Fresco

We need to feed the whole world

Posted May 2009 Rated Informative, Persuasive
21:05

Laurie Garrett

Lessons from the 1918 flu

Posted Apr 2009 Rated Informative, Persuasive
14:33

Alex Tabarrok

How ideas trump crises

Posted Apr 2009 Rated Inspiring, Persuasive
17:20

Niels Diffrient

Rethinking the way we sit down

Posted Apr 2009 Rated Ingenious, Informative
18:06

Shai Agassi

A new ecosystem for electric cars

Posted Apr 2009 Rated Persuasive, Inspiring
6:04

Jacek Utko

Can design save newspapers?

Posted Mar 2009 Rated Inspiring, Persuasive
7:30

Jacqueline Novogratz

An escape from poverty

Posted Mar 2009 Rated Inspiring, Beautiful
16:23

Tim Berners-Lee

The next web

Posted Mar 2009 Rated Informative, Inspiring
8:00

Evan Williams

The voices of Twitter users

Posted Feb 2009 Rated Informative, Fascinating
7:20

Charles Moore

Seas of plastic

Posted Feb 2009 Rated Informative, Persuasive
18:07

Ed Ulbrich

How Benjamin Button got his face

Posted Feb 2009 Rated Fascinating, Ingenious
18:50

Juan Enriquez

The next species of human

Posted Feb 2009 Rated Fascinating, Informative
20:45

Barry Schwartz

Our loss of wisdom

Posted Feb 2009 Rated Inspiring, Persuasive
7:09

David Merrill

Toy tiles that talk to each other

Posted Feb 2009 Rated Ingenious, Fascinating
20:16

Bill Gates

Mosquitos, malaria and education

Posted Feb 2009 Rated Inspiring, Informative
13:49

Woody Norris

Hypersonic sound and other inventions

Posted Jan 2009 Rated Ingenious, Fascinating
14:19

Joseph Pine

What consumers want

Posted Jan 2009 Rated Informative, Persuasive
15:37

Rob Forbes

Ways of seeing

Posted Jan 2009 Rated Inspiring, Beautiful
16:38

Jennifer 8. Lee

The hunt for General Tso

Posted Dec 2008 Rated Funny, Informative
14:40

Benjamin Wallace

The price of happiness

Posted Dec 2008 Rated Informative, Funny
7:09

Jay Walker

My library of human imagination

Posted Dec 2008 Rated Fascinating, Informative
3:47 Under 6 minutes

Gregory Petsko

The coming neurological epidemic

Posted Nov 2008 Rated Informative, Persuasive
3:22 Under 6 minutes

Andy Hobsbawm

Do the green thing

Posted Nov 2008 Rated Funny, Inspiring
19:02

Bill Joy

What I'm worried about, what I'm excited about

Posted Nov 2008 Rated Informative, Fascinating