A previous version of expectation theory assumed that the likelihood that evaluations will be accepted and used to assign performance expectations for group members depends upon the perceived ability level of the evaluator. An extension of the theory asserts that, in the absence of knowledge of the evaluator's ability, acceptance of his…

The controversy about the causal ordering of leader behaviors and unit performance is reviewed. The analysis indicates that neither the behavior-performance nor the performance-behavior proponents have provided convincing evidence. A longitudinal study of the development of these interrelationships from the initial stages is described. The results…

Attempted to increase the occurrence of sexual-social interactions of emotionally disturbed adolescents. Results indicate that, regardless of sex, group contingencies are more effective than individual contingencies in increasing positive sexual-social interactions. Results inferred that emotionally disturbed adolescents' social interactions…

Practical applications of educational theory on peer groups to classroom management are discussed. (MJB)

Studies published in the last five years (since 1975) concerning how groups behave, with particular emphasis on implications for the administrator who wishes to deal more effectively with groups, are reviewed. The 25 studies represent 11 journals, written by authors from six related disciplines. For discussion purposes, the studies are divided…