"Read this book and discover sex again, but from a scientific perspective, and see why it evolved. It's almost as much fun, and needs less energy."
-- Peter Macinnis, author of 100 Discoveries: The Greatest Breakthroughs in History

"How Sex Works manages to inject science writing with the prurient thrill of a gossip rag."
--O magazine

Medical maverick and New York Times bestselling author of Survival of the Sickest Dr. Sharon Moalem presents an insightful and engaging voyage through the surprising history and evolution...