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Caril Ann Fugate denies killing anyone. Arrested and sentenced to two life sentences and an additional 205 years without the possibility of parole but resentenced to 189 years in prison. Arrested and sentenced to life with the possibility of parole in 30 years. Murdered his parents and two younger brothers.
Psychopathy Checklist. 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 ...
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.
Bianca Michelle Devins (October 2, 2001 – July 14, 2019) was an American teenager from Utica, New York, who was murdered by a male acquaintance, Brandon Andrew Clark, on July 14, 2019. Following a botched suicide attempt, Clark was charged with second-degree murder. He subsequently pleaded guilty to the murder and was sentenced to 25 years to ...
The Mask of Sanity: An Attempt to Clarify Some Issues About the So-Called Psychopathic Personality is a book written by American psychiatrist Hervey M. Cleckley, first published in 1941, describing Cleckley's clinical interviews with patients in a locked institution. The text is considered to be a seminal work and the most influential clinical ...
Rodney James Alcala (born Rodrigo Jacques Alcala Buquor; August 23, 1943 – July 24, 2021) was an American serial killer and sex offender who was sentenced to death in California for five murders committed between 1977 and 1979. He also pleaded guilty and received a sentence of 25 years to life for two further murders committed in New York and ...
Rorschach test. The Rorschach test is a projective psychological test in which subjects' perceptions of inkblots are recorded and then analyzed using psychological interpretation, complex algorithms, or both. Some psychologists use this test to examine a person's personality characteristics and emotional functioning.
Serial killers with the highest known victim count. Excluding these "Medical professionals and pseudo-medical professionals", with their ability to kill simply and in plain sight, and Serial killer groups and couples (below), this list is a compilation of modern serial killers currently with the highest verifiable murder count.