A twin-based analysis of personality inventory scales yields information relevant to construct validity. Criteria for construct validity derived from adolescent twin statistics are illustrated with Wiggins' MMPI Content Scales. A type of discriminant validity indicates that some scales are not distinct in terms of influences of familial…

Faschingbauer offered guidelines in selecting MMPI short forms as substitutes for the MMPI. This reviews empirical studies of the clinical validity of MMPI short forms and discusses MMPI-168, not considered in Faschingbauer's earlier article. Empirical evidence favors the Faschingbauer Abbreviated MMPI and the MMPI-168 over others. (Author)

Effective psychological services require recognition of a client's strengths as well as weaknesses. Personality tests such as the MMPI, however, focus attention upon the abnormal and deviant attributes of personality. Personality evaluation should comprise positive and negative considerations of character to provide a realistic assessment of human…

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)