When Sex Was Dirty tells of the twilight years of the sexual revolution in New York City. We travel deep inside the hidden sanctums of low-rent model agencies, sexual conmen, dubious beauty contests and smut publishers. Friedman profiles Al Goldstein, publisher of Screw, in the throes of losing his 35-year-old magazine, battling the Mafia and facing criminal charges from his ex-wife and his son. He also interviews Times Square hooker and stripper...