Experts advise women to do anything they can to alert others that they are in trouble. Scream, shout, kick, and fight. Sadly, more bystanders react to “Fire!” than they do to “Help!”

Anyone over sixty remembers Kitty Genovese of Queens, New York, who screamed “Help!” on the frigid, pitch-black night of March 13, 1964. Kitty, a petite, dark haired twenty eight year old bar manager, encountered a sex killer at 3 a.m. as she got out of her car and headed for her apartment. Thirty eight people heard her cries and ignored them, not wanting to get involved, believing someone else would save her.

Winston Moseley, twenty nine, had set...