cover image The Moral Animal: Why We Are, the Way We Are: The New Science of Evolutionary Psychology

The Moral Animal: Why We Are, the Way We Are: The New Science of Evolutionary Psychology

Robert Wright. Vintage Books USA, $17 (496pp) ISBN 978-0-679-76399-4

New Republic senior editor Wright's account of the latest trends in Darwinian theory unravels the evolutionary logic behind subjects ranging from friendship and romance to xenophobia and sibling rivalry. (Sept.)