Two maverick neuroscientists use the world's largest psychology experiment--the Internet--to study the private activities of millions of men and women around the world, unveiling a revolutionary and shocking new vision of human desire that overturns conventional thinking. Using the Internet, the neuroscientists Ogas and Gaddam quietly observed the raw sexual behaviors of half a billion people. Ogas and Gaddam's findings are transforming the way scientists and therapists think about sexual desire..