Build a custom TEDTalk DVD in three steps:

  1. Browse or search for TEDTalks
  2. Add up to six talks to each 90-minute DVD
  3. Click the Check Out button to order

Each DVD is $9.99.

Browse Categories
Current DVD
Start new disc »
Your DVD cart is currently empty. Search or browse talks to build your own custom TED DVDs.
Help & Info
Mark Pagel: How language transformed humanity
Mark Pagel: How language transformed humanity
Duration: 20:10

Biologist Mark Pagel shares an intriguing theory about why humans evolved our complex system of language. He suggests that language is a piece of "social technology" that allowed early human tribes to access a powerful new tool: cooperation.