Christian de Duve was awarded the 1974 Nobel Prize in medicine for his groundbreaking work in cell biology. He surveys scientific approaches to the origins of life and shares his new book, Life Evolving: Molecules, Mind and Meaning. Editor of Family Circle Susan Ungaro and editor of Time Out Cyndi Stivers discuss The Best American Magazine Writing 2002. Plus, historian Annaping Chin chronicles the life of the aristocratic Hofei sisters in China, from the early 20th century to the present, Four Sisters of Hofei. And music writer Camden Joy shares his new novel, Lost Joy.