Slide show: Go Big Read Lecture
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Pictured on an overhead video display, Michael Pollan, author of the book “In Defense of Food,” is seen speaking to a crowd of nearly 7,000 people during a free lecture at the Kohl Center on Sept. 24, 2009. Pollan's book, which addresses the American food landscape, was selected for the university's Go Big Read common-reading program.

Photo: Jeff Miller