Replication and extension of models of supervisory job performance ratings

This study tested causal models of job knowledge,job proficiency, and super visor ratings in a sample (N = 838) of U.S. Air Force enlisted personnel. R esults indicated that (a) effects of ability and experience were linear, no t interactive; (b) different conceptualizations of "experience" play somewh at different causal roles in the determination of job knowledge, job profic iency, and supervisory ratings; (c) general support for the mediational rol es of job knowledge and job proficiency; and (d) supervisory ratings reflec t both technical (task-based) and motivational (contextual) aspects of perf ormance.