Psychologist are useless. They never solve anything.
Why that assertion?
They all make think of Ted Bundy , can't trust them.
SORRY don't understand you?smh!!!
He was a serial killer in the 1980s.
OK , was he a psychologist?
Serial killer
A serial killer is typically a person who murders three or more people, usually in service of abnormal psychological gratification, with the murders taking place over more than a month and including a significant period of time between them. Different authorities apply different criteria when designating serial killers. For example, while most authorities set a threshold of three murders, others extend it to four or lessen it to two. The Federal Bureau of Investigation (FBI) defines serial killing as "a series of two or more murders,
Boston Strangler for the Boston Police Department.
In 1972, after the death of a psychology-skeptical J. Edgar Hoover, the Behavioral Science Unit of the FBI was formed by Patrick Mullany and Howard Teten.
Investigations of notorious serial killers Ted Bundy and the Green River Killer were performed in 1974 by Robert Keppel and psychologist Richard Walter. They went on to develop the four subtypes of violent crime and the Hunter Integrated Telemetry System (HITS) database which compiled characteristics of violent crime for research.  
At the FBI's