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18+ minutesRemove global issuesRemove Clear
18:35

David MacKay

A reality check on renewables

Posted May 2012
18:04

Rick Guidotti

From stigma to supermodel

Posted May 2012
25:27

Melinda Gates

Let's put birth control back on the agenda

Posted Apr 2012
18:17

Rick Falkvinge

I am a pirate

Posted Apr 2012
23:41

Bryan Stevenson

We need to talk about an injustice

Posted Mar 2012
19:37

Neil MacGregor

2600 years of history in one object

Posted Feb 2012
18:38

Keith Nolan

Deaf in the military

Posted Feb 2012
18:12

Mike deGruy

Hooked by an octopus

Posted Feb 2012
18:29

Paddy Ashdown

The global power shift

Posted Jan 2012
19:02

Alberto Cairo

There are no scraps of men

Posted Dec 2011
18:05

Thomas Pogge

Medicine for the 99 percent

Posted Dec 2011
18:49

Roger Doiron

My subversive (garden) plot

Posted Dec 2011
19:07

Bunker Roy

Learning from a barefoot movement

Posted Oct 2011
20:19

Niall Ferguson

The 6 killer apps of prosperity

Posted Sep 2011
19:37

Sasha Dichter

The Generosity Experiment

Posted Sep 2011
18:39

Misha Glenny

Hire the hackers!

Posted Sep 2011
18:51

Yasheng Huang

Does democracy stifle economic growth?

Posted Sep 2011
19:10

Josette Sheeran

Ending hunger now

Posted Jul 2011
20:02

Rory Stewart

Time to end the war in Afghanistan

Posted Jul 2011
23:09

Bruce Aylward

How we'll stop polio for good

Posted May 2011
21:05

Bruce Schneier

The security mirage

Posted Apr 2011
19:50

John Hunter

Teaching with the World Peace Game

Posted Apr 2011
18:07

Sam Richards

A radical experiment in empathy

Posted Apr 2011
20:27

Sal Khan

Let's use video to reinvent education

Posted Mar 2011
21:30

Martin Jacques

Understanding the rise of China

Posted Jan 2011
23:07

Barry Schwartz

Using our practical wisdom

Posted Dec 2010
18:45

William Ury

The walk from "no" to "yes"

Posted Nov 2010
18:15

Joseph Nye

Global power shifts

Posted Oct 2010
18:33

Jessica Jackley

Poverty, money — and love

Posted Oct 2010
18:53

Chris Anderson

How web video powers global innovation

Posted Sep 2010
20:38

Carne Ross

An independent diplomat

Posted Sep 2010
18:10

Johan Rockström

Let the environment guide our development

Posted Aug 2010
19:33

Julian Assange

Why the world needs WikiLeaks

Posted Jul 2010
19:45

Ethan Zuckerman

Listening to global voices

Posted Jul 2010
18:58

Charles Leadbeater

Education innovation in the slums

Posted Jun 2010
21:05

Seth Berkley

HIV and flu — the vaccine strategy

Posted May 2010