Mark Pagel : How language transformed humanity

TEDtalksDirector

http://www.ted.com 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.

FORA.tv - Politics of Language

George Lakoff makes plain how the words used by politicians translate to the public's support for various political issues. Language matters - especially when it comes to politics.
A founder of the field of cognitive science, Lakoff takes an in-depth look at the ways in which our brains understand politics, breaking down the politics of language.