Showtime "Masters of Sex" -- Masters and Johnson On America's Biggest Sexual Experiment

The new Showtime series "Masters of Sex" Michael Sheen and Lizzy Caplan is based on "Masters of Sex: The Life and Times of William Masters and Virginia Johnson, the Couple Who Taught America How to Love," by Thomas Maier, Basic Books. Now On Sale. Before Viagra, Madonna and Sex and the City, Americans learned about sex and love from medical pioneers William Masters and Virginia Johnson. Secretively in a small Midwest hospital lab, they presided over the biggest, most controversial sex experiment ever