Trainee psychologists, like those completing a postgraduate master's programmes are vulnerable to experiencing impostorism. To help assess this risk and develop intervention strategies, there is a need for a brief validated measure of impostorism. The Leary Impostorism Scale (LIS) is a brief self-report measure that demonstrates satisfactory…

The psychosocial inventory of ego strengths (PIES) was devised as a measure of Erikson's eight ego strengths. The present investigation extended previous research through examination of the validity and reliability of the PIES among 502 high school students. The study also included an appraisal of Erikson's ego strengths as indices of psychosocial…

This research assessed the reliability and validity of the Purpose in Life test in an inmate population, investigated the relationship between the PIL test and attitudes, locus of control, personality factors, and several demographic variables, and compared the PIL scores of inmates with scores of normal samples. (Author/RK)

Changes in health behaviors as well as changes in self-concept are often the primary goals of health education. Both the Piers-Harris and the Parcel-Meyer Health Locus of Control (HLC) scales are reliable measures of the affective impact of a health education program. (CJ)

The aims of the present study were methodological and substantive; validity and reliability of the Optimism-Pessimism Test Instrument (OPTI) were tested. Moderate, but significant, correlations were found between OPTI and attitude toward school, self-concept, delay of gratification, and locus of control. (GK)

The Efficacy Scale for Creative Productivity (ESCreP) was developed to measure students' convictions that they could be creative producers. Self-efficacy, an individual's estimation of ability to perform a behavior, is based upon performance accomplishments, vicarious experiences, verbal persuasion, and emotional or physiological arousal. Three…