In this 2004 Moyers Moment, author Richard Dawkins argues that evolution "is about as certain as anything we know."

Collected thoughts from Martin Amis, Margaret Atwood, Richard Dawkins and Salman Rushdie on religious identity.

Eliot Spitzer on his far-reaching investigations that uncovered fraudulent practices in giant US companies, and Richard Dawkins on critical thinking and the backlash against the very notion of evolution.