Author Michael Pollan: 'The Omnivore's Dilemma'

In his new book, The Omnivore's Dilemma, journalist and writer Michael Pollan argues that many Americans suffer from a national eating disorder based on super-sized, corn-fed diets.

Guest:

Michael Pollan, author of The Omnivore's Dilemma: A Natural History of Four Meals; Knight professor of journalism, University of California, Berkeley