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Macdonald triad. The Macdonald triad (also known as the triad of sociopathy or the homicidal triad) is a set of three factors, the presence of any two of which are considered to be predictive of, or associated with, violent tendencies, particularly with relation to serial offenses.
The victims tend to have things in common, such as demographic profile, appearance, gender, or race. [5] As a group, serial killers suffer from a variety of personality disorders. Most are often not adjudicated as insane under the law. [6]
Cover of Hare's Psychopathy Checklist-Revised (2nd ed., 2003). The Psychopathy Checklist or Hare Psychopathy Checklist-Revised, now the Psychopathy Checklist—revised (PCL-R), is a psychological assessment tool that is commonly used to assess the presence and extent of psychopathy in individuals—most often those institutionalized in the criminal justice system—and to differentiate those ...
Psychopathy is a personality disorder of affective, interpersonal, and behavioral dimensions that begins in childhood and manifests as aggressive actions in early or late adolescence. Childhood trauma affects vulnerability to different forms of psychopathology and traits associated with it.
The increasing media focus of serial killers in the late 20th century, fueled by cases such as John Wayne Gacy (1978), Ted Bundy (1978) and Jeffrey Dahmer (1991), lent an additional momentum to the way psychopathy was both perceived and portrayed in film and literature, sometimes incorporating a hybrid of traditional psychopaths from early film ...
Sadistic personality disorder was defined by a pervasive pattern of egosyntonic sadistic behavior. Individuals possessing sadistic personalities tend to display recurrent aggression and cruel behavior. [2][3][4] People with this disorder will use violence and aggression in an attempt to control and dominate others.
Park Elliot Dietz (born August 13, 1948) is a forensic psychiatrist who has consulted or testified in many of the highest-profile US criminal cases, including those of spousal killer Betty Broderick, mass murderer Jared Lee Loughner, and serial killers Joel Rifkin, Arthur Shawcross, Jeffrey Dahmer, Ted Kaczynski, Richard Kuklinski, the D.C. sniper attacks, and William Bonin.
Pages in category "People with schizoid personality disorder". The following 29 pages are in this category, out of 29 total. This list may not reflect recent changes.