DR. DEAN HAMER is a preeminent geneticist and author of The Science of Desire, a New York Times Notable Book of the Year, and Living with Our Genes. Together with his scientific collaborators at the National Cancer Institute at the National Institutes of Health, he has authored more than one hundred articles for popular and academic science journals. His television appearances include Good Morning America, Dateline, Oprah, the national news shows, and documentaries for HBO, PBS, and the Discovery Channel. Dr. Hamer received his Ph.D. from Harvard University and is the recipient of numerous awards, including the Ariens Kappers Award for Neurobiology.