Black volunteers differed significantly, scoring higher on the Hypochondriasis, Depression, and Hysteria scales. Such differences add evidence against the addiction-prone personality hypothesis and underscore the need for evaluating the effects of voluntarism and ethnicity in personality research on drug abuse. (Author)

Used regression equations to determine the predictive power of the abbreviated MacAndrew Scale of the MMPI-168 on self-reported delinquent behavior of 1,672 high school students. The abbreviated MacAndrew Scale score successfully predicted alcohol abuse but was also related to crimes against property and persons and to marijuana usage. (Author)

Obvious items were good predictors of all criteria; neutral items overlapped considerably with obvious items; and subtle items generally did not contribute uniquely to the prediction of any of the concurrent measures of depression. (Author)

Examined the relationship between scores on the MMPI and concurrent and prior aggression. Analysis indicated sum of T scores for Scales F, 4, and 9 was valid measure of aggression. Composite had a higher reliability than its component scales and discriminated between delinquent and general populations. (Author/BEF)