Helen Fisher

Helen Fisher, Ph.D., is one of this country's most prominent anthropologists. Prior to becoming a research professor at Rutgers University, she was a research associate at Manhattan's American Museum of Natural History. Fisher has conducted extensive research on the evolution, expression, and science of love, and her two most recent books, "The First Sex" and "The Anatomy of Love," were "New York Times" Notable Books. She lives in New York City.