Several recent studies have demonstrated a genetical overlap between autism and schizophrenia. However, at a behavioral level it remains unclear which features can validly distinguish adults with autism from an adult schizophrenia group. To this end, the present study compared 21 individuals with the autistic disorder and 21 individuals with…

Interest in conceptualizing the interpersonal style of individuals who engage in serious antisocial behavior has increased in recent years. This study examines the personality, psychopathological, and behavioral correlates of interpersonal dominance and warmth, as operationalized via scales of the Personality Assessment Inventory (L. Morey, 2007),…

Principal components extraction with orthogonal and oblique rotations tested the construct validity of the Personal Profile System (PPS) using data from 1,045 senior noncommissioned Air Force officers. Four factors accounted for 85 percent of the total variance, but the results do not completely justify publisher claims for the PPS. (SLD)

The Personal Profile System (PPS) is a psychological testing instrument that has been widely used. The construct validity of the PPS was studied through a review of the literature. This paper organizes the literature review into three broad categories: the background of the PPS; the reliability of the PPS; and the validity of the PPS. The PPS is a…

To generate a useful means of analyzing think-aloud protocols of individual students, and to determine the extent to which practical information might be derived from transcripts and videotapes, this project focused on the problem-solving behaviors of 17 sixth-grade students videotaped while solving routine textbook word problems. Using a…