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Schizoid personality disorder (/ ˈ s k ɪ t s ɔɪ d, ˈ s k ɪ d z ɔɪ d, ˈ s k ɪ z ɔɪ d /, often abbreviated as SzPD or ScPD) is a personality disorder characterized by a lack of interest in social relationships, [9] a tendency toward a solitary or sheltered lifestyle, secretiveness, emotional coldness, detachment, and apathy. [10]
This is an accepted version of this page This is the latest accepted revision, reviewed on 27 December 2024. Mental health disorder Not to be confused with Psychosis, Psychopathology, Psychic, or Sycophancy. "Psychopaths" and "Psychopath" redirect here. For other uses, see Psychopath (disambiguation). "Sociopathy" and "Sociopath" redirect here. For another usage of these terms, see antisocial ...
A study on a large group of children found more than 60% heritability for callous-unemotional traits and that conduct problems among children with these traits had a higher heritability than among children without these traits. [13] [14] The study also found slight sex differences (boys 64%, girls 49%) in the affective-interpersonal factor. [14]
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.
Antisocial personality disorder (ASPD) is a personality disorder defined by a chronic pattern of behavior that disregards the rights and well-being of others. People with ASPD often exhibit behavior that conflicts with social norms, leading to issues with interpersonal relationships, employment, and legal matters.
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 ...
Kiehl has published over 200 peer-review papers and has received numerous awards, including the Distinguished Early Career Award from the Society for Psychophysiology. Dr. Kiehl uses brain imaging techniques to investigate mental illnesses, in particular, criminal psychopathy, psychotic disorders (i.e., schizophrenia), affective disorders ...
Robert D. Hare CM (born 1 January 1934) is a Canadian forensic psychologist, known for his research in the field of criminal psychology.He is a professor emeritus of the University of British Columbia where he specializes in psychopathology and psychophysiology.