Working secretly in his attic, Dr. Kinsey was one of America's original pornographers. His influence inspired Hugh Hefner to launch Playboy Magazine - the "soft" approach to porn - which in time would escalate the widespread use of pornography through magazines, cable TV and the Internet. In 2006 the California Child Molestation and Sexual Abuse Attorneys reported that: "The number of victims of childhood sexual abuse and molestation grows each year. This horrific crime is directly tied to the growth of pornography on the Internet."

• Documentary