Study operationalizes small group structure (n=6) into democratic, authoritarian, and unstructured forms and seeks to determine which form of small group structure is most conducive to group production of creative behaviors. (Author/PD)

The four papers presented here include a study of group communication process among college students, a developmental analysis of social interaction, an analysis of environmental impact on interaction, and a methodological discussion of ways of studying interaction. These papers are followed by series of three discussion papers. (PS)

This paper analyzes development of group structure in terms of the stimulus-sampling perspective. Learning is the continual sampling of possibilities, with those reinforced possibilities increasing in probability of occurance. This contingency learning approach is tested experimentally. (NG)

The present report consists of two studies which were designed to determine (1) the differential effects of time spent in encounter groups on participants' responses to the POI, and (2) the degree to which changes are maintained. (Author)

The questions of the value of structure in groups and the value of experience in group leadership merge when the two areas of conflict are considered together. The present study was concerned with effects of an interpersonal growth contract and of leader experience on encounter group process and outcome. (Author)