When mistreatment is hard to detect — Abominable, morally depraved abusers are easy to spot and always remembered. People such as Leona Helmsley (The Queen of Mean), Starlet Joan Crawford (Mommie Dearest), knighted BBC notable Jimmy Seville, brutal Haitian dictator 'Papa Doc,' sex offender and financier Jeffrey Epstein, and Tele-evangelist Jim Bakker, whose empire fell from Grace…