At school, pupils often cooperate on common projects and must coordinate their different individual actions. However, grades are pervasively used even in cooperative situations, which make the pupils' differences in achievement and their relative rank salient and may reduce their inclination to work constructively with others. Thus, we…

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…

This investigation used social psychological concepts in analysis of social processes among pupils engaged in a cooperative task. It explored several ways of increasing interdependence among participants and determined the effects of such conditions on pupil performance. The subjects were 228 randomly selected fourth and fifth grade students. The…

High attrition in technical training courses in Army Service Schools was found to be a major problem during the years 1962 to 1965. Data obtained at the U.S. Army Air Defense School showed that students who volunteered specifically for their training had significantly lower attrition rates than students of comparable aptitude who were assigned to…