Dean A. Haycock

“Most psychopaths are not violent, and most violent people are not psychopaths,”

There is a range of psychopathy and psychopathic behavior.

characterized by or causing murder or bloodshed.” This a

he sadistic psychopathic serial killers like Ted Bundy and John Wayne Gacy, the unfeeling psychopaths like Richard Kuklinsky who kill for personal gain, the school shooter Eric Harris, the rapist and murderer Brian Dugan,

“having the ability or power to overwhelm: devastating.”

who kills without remorse

most of them: brutal, cruel, hard, harsh, oppressive, rough, searing, and, most intriguingly, inhuman.

brain’s cerebral cortex, sluggish amygdala, silent frontal lobes, or inheritance of genes

psychotic with psychopathic

the substantia nigra