Richard Dawkins and Michael Hirsh

Evolutionary biologist and frequent guest Richard Dawkins talks about politics, creationism, the state of science, and his latest book, "The Ancestor's Tale: A Pilgrimage to the Dawn of Evolution."

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How America can and must engage in the world: Newsweek's Michael Hirsh on his book "At War with Ourselves:Why America Is Squandering Its Chance to Build a Better World." http://www.mhirsh.com/