Deborah Blum is a Pulitzer-Prize winning science writer and the author of five books, most recently “The Poisoner's Handbook: Murder and the Birth of Forensic Medicine in Jazz Age New York,” a New York Times paperback best seller. She writes for a wide range of publications, including The New York Times, Slate, The Wall Street Journal, The Los Angeles Times, Scientific American and Time magazine. She blogs about chemistry, culture (and the occasional murder) for Wired Science Blogs at Elemental. She teaches science journalism and narrative writing at the University of Wisconsin-Madison.