"Sex at Dawn challenges conventional wisdom about sex in a big way. By examining the prehistoric origins of human sexual behavior the authors are able to expose the fallacies and weaknesses of standard theories proposed by most experts. This is a provocative, entertaining, and pioneering book. I learned a lot from it and recommend it highly." -- Andrew Weil, M.D.

"Sex at Dawn irrefutably shows that what is obvious--that human beings, both male and female, are lustful--is true, and has always been so.... The more dubious its evidentiary...