James Shreeve is the author of "The Neandertal Enigma: Solving the Mystery of Modern Human Origin, "and coauthor of "Lucy's Child: The Discovery of a Human Ancestor. "His articles have appeared in "The Atlantic Monthly, Discover, National Geographic, Science, Smithsonian," and other publications. He has been a fellow of the Alfred P. Sloan Foundation and of the Alicia Patterson Foundation. Shreeve lives in South Orange, New Jersey.