Michael Sims is the author of four nonfiction books: Darwin's Orchestra, Adam's Navel, Apollo's Fire, and a companion book to the National Geographic Channel series In the Womb: Animals. His three previous literary collections include The Annotated Archy and Mehitabel, The Penguin Book of Gaslight Crime, and Arsene Lupin, Gentleman-Thief. His writing has appeared in many periodicals in the U.S. and abroad, including New Statesman, Washington Post, Orion, American Archaeology, The Chronicle of Higher Education, and many others. He speaks often at colleges and other institutions and has appeared on many TV and radio programs, from CBS's Early Show and Inside Edition to a BBC Radio series… about the human body. His Web site is www.michaelsimsbooks.com.nbsp;