SEX AT DAWN: Interview with Chris Ryan History Unzipped

Was Charles Darwin a player? Christopher Ryan, author of the New York Times bestseller Sex At Dawn, discusses the Victorian triumph of views on sexual evolution and what they mean for us today. Discussed: Can new research on prehistory help explain modern scandals? What do we know about Darwin's erotic life? Who invented "key parties"? What is an "anaphrodisiac"? And -- are Republicans stuck in the Agricultural Revolution?