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Norman Poythress

BIS/BAS scales

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Psychometric Properties Of Carver And White’S (1994) Bis/Bas Scales In A Large Sample Of Offenders, Norman Poythress, Jennifer Skeem, John Weir, Scott Lilienfeld Dec 2015

Psychometric Properties Of Carver And White’S (1994) Bis/Bas Scales In A Large Sample Of Offenders, Norman Poythress, Jennifer Skeem, John Weir, Scott Lilienfeld

Norman Poythress

Contemporary motivational theories of psychopathy (Lykken, 1995) employ constructs from Gray’s Reinforcement Sensitivity Theory (RST; Gray, 1982), behavioral inhibition system (BIS) and behavioral activation system (BAS) functioning, to explain etiologic differences in psychopathy subtypes. Carver and White’s (1994) BIS/BAS scales are the most widely used measures of these constructs, yet there is a dearth of research on how these measures perform with offenders. Using a sample of 1515 offenders, we found evidence that five, rather than the usual four factors, underpin the BIS/BAS scales. Importantly, BIS items that tap into anxiety and fear sensitivity, respectively, split to form separate factors, …