Although definitions of validity have evolved considerably since L. J. Cronbach and P. E. Meehl's classic (1955) review, contemporary validity research continues to emphasize correlational analyses assessing predictor-criterion relationships, with most outcome criteria being self-reports. The present article describes an alternative way of…

This study examined the relationship of internalized oppressions to the psychological distress of 304 lesbian and bisexual women. In addition, it investigated whether self-esteem and social support mediated the relationship between internalized oppressions and mental health. Results indicate that after controlling for education, internalized…

Reports study of 288 graduate psychology majors to determine what variables correlated with grade point averages in psychology. Reports three clusters of significant variables: (1) high school grades in verbal areas; (2) achievement in college general studies courses; and (3) mathematics aptitude and achievement in college. (CFR)

Discusses increased numbers of undergraduate psychology majors and strategies to reduce them. Proposes a prediction model based on the grade point average of graduating psychology students. Concludes that student performance in introductory psychology courses may provide one predictive measure of later achievement. (CFR)

Provides a brief overview of single-subject research designs. This method exercises its power by examining changes in single subjects' responses over time across experimental conditions. Describes a classroom project in which students collect repeated measures of their own behavior and graph the data. (MJP)