CLAUDIA KALB is an award-winning author and journalist who reports on a wide variety of health and science topics. She is the author of the New York Times bestseller Andy Warhol Was a Hoarder: Inside the Minds of History's Great Personalities. Aformer senior writer at Newsweek who has also contributed to Smithsonian and Scientific American, Kalb has written cover stories for National Geographic that explore genius through the lens of biography, history, culture, and science. She lives in Alexandria, Virginia. Twitter: @ClaudiaKalb. www.claudiakalb.com