Helen Fisher
Helen Fisher, PhD Biological Anthropologist, is a Research Professor and member of the Center for Human Evolution Studies in the Department of Anthropology, Rutgers University and Chief Scientific Advisor to the Internet dating site, Chemistry.com, a division of Match.com. She has conducted extensive research and written five books on the evolution and future of human sex, love, marriage, gender differences in the brain and how your personality type shapes who you are and who you love.