Since its first issue in 1953, Playboy magazine has been trumpeting the triumph of the sexual revolution. Still, no matter how many times Editor Hugh Hefner interred American puritanism in innumerable installments of the Playboy Philosophy, he could never prove that the national libido has been unshackled.
Consequently, Hefner turned toward the somewhat surer ground of statistics, and through the Playboy Foundation,* funded the most wide-ranging U.S. poll since Alfred Kinsey's famous studies of Sexual Behavior in the Human Male in 1948 and Sexual Behavior in the Human Female in 1953. Playboy's findings:...