The Autism Behavior Checklist was evaluated with 94 autistic and 63 nonautistic subjects. Although the two groups differed significantly in ratings of pathology both false positive and false negative diagnostic classifications occurred. The test appears to have merit as a screening instrument but should not be used alone to establish a diagnosis…

Self-destructiveness can be viewed in two ways: as performing an act which one knows cognitively is not conducive to one's welfare but nonetheless leads to some pleasurable affect (e.g., overeating, smoking); or not performing an act one knows one should perform but which has some negative affective consequences (e.g., dental checkups, saving…

Growing interest in self-presentation has spawned several examinations of individual differences in the tendency to manage one's impressions, notably Snyder's attempt to identify skilled impression managers through self-monitoring and an associated monitoring device, the Self-Monitoring Scale (SMS). To further examine the SMS, factor analyses were…

The differences between aggressiveness and assertiveness were examined using the Interpersonal Behavior Survey (IBS), a 136-item self-report questionnaire which was developed to distinguish between assertive and aggressive behaviors. Item level factor analysis was used in scale construction. Results indicated that: (1) the correlation between the…

Validation and cross-validation studies were conducted using the Minnesota Multiphasic Personality Inventory (MMPI) and Inwald Personality Inventory (IPI) to predict job performance for 698 urban male police officers who completed a six-month training academy. Job performance criteria evaluated included absence, lateness, derelictions, negative…

A study to produce a reliable, methodological precise measure of generalized locus of control of reinforcement, which can be group administered to a wide range of children, is reported. The measure produced, the Nowicki-Strickland Locus of Control Scale, is a paper and pencil instrument of 40 questions which are marked either yes or no. The scale…

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…

This paper reports on the development of three self-efficacy questionnaires for use in studying the interaction effect among students, teachers, and principals within an educational situation. The Student Self-Efficacy Instrument was designed from a widely used questionnaire administered to children, the Intellectual Achievement Responsibility…