The adverse impact of a content-valid job sample test of metal trades skills was compared to that of a well-constructed content-valid written achievement test for the same technical area. The adverse impact of the former was considerably less. Suggests that industrial psychologists should explore more fully the potential of performance testing.…

A new hypothesis is proposed to account for both superior and equal performances under the study-test method as compared with the anticipation method. (Author)

Study compared the relative advantages of three training procedures (production, judgment and combined) to a no-training control for three levels of initial ability. (Authors)

Hypothesizes that horizontal decalage, or the mastery of one task but not another formally similar to it, is an expected outgrowth of Piagetian theory. (MB)

Article discusses performance on tests of black and white employees in selected civil service and private industry jobs. Test results are then contrasted with actual job performance according to specific criteria and supervisors' evaluations. No tests used permitted valid prediction of job performance for both racial groups. (PD)

Literature review suggests structural characteristics which prevent counselors from performing optimally in a parochial school setting. Counselors ranked 20 obstacles, indicating that lack of clerical help, high student-counselor ratio, and insufficient time for professional improvement were most serious. (CJ)

Investigates strong points and shortcomings of peer and student evaluation of library faculty. Examples of evaluation plans in use at various university libraries are cited, and the instrument used at Southern University-Carbondale's library is examined. A copy of the two-page evaluation form is appended. (CWM)

Outlines a model for evaluating management development programs. (IRT)

A series of trials with 4 values on the relevant dimension was easier for kindergarten and first-grade children than a series with 2 values. (MH)