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The Psychopathy Q-Sort. Construct Validity Evidence in a Nonclinical Sample
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Fowler, Katherine A.; Lilienfeld, Scott O. – Assessment, 2007
Scant research has examined the validity of instruments that permit observer ratings of psychopathy. Using a nonclinical (undergraduate) sample, the authors examined the associations between both self- and observer ratings on a psychopathy prototype (Psychopathy Q-Sort, PQS) and widely used measures of psychopathy, antisocial behavior, and…
Descriptors: Validity, Construct Validity, Antisocial Behavior, Psychopathology