Not easy to watch, if listening to Ed Kemper or Richard Speck would be difficult for you, it might be tough to watch.
That said, it is really, really, well done.
It is the story of the beginning of the Behavioral Science unit at the FBI.
10 episodes.
__________________
~Anya~
Democracy Dies in Darkness
~Washington Post
"...I'm deeply concerned by recently adopted policies which punish children for their parents’ actions ... The thought that any State would seek to deter parents by inflicting such abuse on children is unconscionable."
UN Human Rights commissioner