Is romantic love a creation of troubadours and poets, or has it deep evolutionary roots? Is the seven-year itch really the four-year itch? Does true love betray itself in a brain scanner? With the eyes of an anthropologist and the voice of a poet, Helen Fisher lays bare the many worlds and ages of erotic love. And she knows whereof she speaks.For journalists around the world, Helen Fisher has been the go-to authority on love and heartache since the first edition of Anatomy of Love. No one else knows the human heart so wellor explains it with such wit and style.This book is a marvel. I eagerly read everything Helen Fisher writes. She is a national treasure. So illuminating!Our conversations with Helen Fisher were crucial to understanding the current romantic climate. This revised version ofFisher weaves a persuasive and consistently surprising new explanation of the roots of human marriage, sex, and love. Her account cuts more deeply than the ordinary literature on human sexuality.A natural history filled with entertaining and informative anecdotes and narratives that offer context and background. . . . Highly recommended to readers interested in human sexuality.Much has changed in the landscape of love and dating since the first edition of anthropologist FishersA contemporary classic about love now completely revised and updated.