PSYCH 3CC3 Lecture Notes - Lecture 1: Homicide, Psychopathy Checklist, Psychopathology
24 Apr 2016
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Document Summary
Psychopathy=collection of behavioural/affective/interpersonal characteristics; includes manipulation, no remorse/empathy, impulsivity, antisocial behaviour. Cleckly describes 16 features: positive features, emotional-interpersonal features, behavioural problems. Most popular assessment=pcl-r by dr robert hare: 20 item rating scale, assesses interpersonal, affective, and behavioural features of psychopathy, each item scored from 0-2 (2 being severe, summed from 0-40. Related to predatory violence, poor treatment response, emotional-processing deficits: factor 2=unstable+socially deviant traits. Related to reoffending, substance abuse, lack of education, poor family background. 3 factor model: factor 1=arrogant and deceiptful, factor 2=deficient affective experience, factor 3=impulsive and irresponsible, essentially splits up factor 1 of the two factor model and removes some antisocial items from factor 2. 4 factor model: same as 3 factor model but adds antisocial category. Self-report questionnaires: attitudes and emotions not observable, easy to administer, score, inexpensive, not worried about inter-rater reliability because it is personal, possibility of faking; good or bad.
