Changing The World : TED Radio Hour What does it take to change the world for the better? This hour, TED speakers explore ideas on activism—what motivates it, why it matters, and how each of us can make a difference.

TED Radio HourTED Radio Hour

Life's biggest questions, explored.

Changing The World

What does it take to change the world for the better? This hour, TED speakers explore ideas on activism—what motivates it, why it matters, and how each of us can make a difference.

TED Radio HourTED Radio Hour

Life's biggest questions, explored.