Follows the career of the famous sex research couple who used their own relationship to gain the confidence of subjects for their studies and to convince reader

Masters and Johnson on Sex and Human Loving, written by the internationally acclaimed sex researchers William H. Masters, Virginia E. Johnson, and Robert C. Kol

A meticulously researched chronicle of five generations of the Kennedy dynasty explains how their Irish-Catholic roots informed their lives and political belief

Now a New Showtime Original Series Showtime's dramatic series Masters of Sex, starring Michael Sheen and Lizzy Caplan, is based on this real-life story of sex r

Guidance from sixteen of the world's best sex teachers on how to be a great lover. Coverage includes basic skills (oral/anal), advanced skills (female ejaculati