Psychiatry, clinical psychology.
criminology
Boldness, superficial charm,
pathological lying, lack of
empathy or remorse, inclination
to violence and Psychological
manipulation, impulsivity,
narcissism
Genetic and environmental
issues, such as neglect or abuse
by parental figures
Family history, parental neglect,
abuse, or psychological
manipulation of the affected
child,Antisocial personality disorder,
Narcissistic personality disorder,
Sexual sadism disorder,
Psychosis, other psychotic
disorde