Three experiments explored the effects of variation in room illumination and in seating distance between members of a small group on moods, evaluations, attraction, and opinion expression. The results indicate that interaction distance is not per se a very powerful variable. (Author)

Subjects responded to risk and caution life-dilemma problems in either a group discussion or a control procedure. Before and after experimental treatment, subjects filled in a questionnaire involving whether or not the character in the dilemma should take the risk. Results are discussed. (Author)

The relative power of cooperative and trusting patterns of behavior versus those of exploitation and distrust in affecting the results of group decision-making processes was investigated. The outcome of a study using the Prisoner's Dilemma Game seems to suggest the disproportionate influence of competitive people in these settings. (Author)

Three questions were investigated: stability of children's sociometric status over periods of 1 to 11 months in a treatment cottage; extent of consensus regarding most liked and disliked child; and relationship of general negative behavior level in the cottage and consensus. There were 17 boys who answered sociometric questions monthly. (Author)

The hypotheses of this study were that role-taking training would increase (1) role-taking skills and (2) relative amount of peer interaction as compared with adult interaction. Results were that experimental subjects increased significantly in spatial role-taking only, although changes in conceptual scores were in the predicted direction. (Author)

Whether individual study of risk problems (familiarization) leads to greater risk taking was investigated. Subjects (N=160) in groups of five or alone developed arguments in favor of the successful risky outcome in six Choice Dilemma problems. Groups may be more efficient than individuals in developing arguments favoring culturally valued…

Effects of resource capability and interpersonal attraction on coalition behavior were studied. Introductory psychology students role played across three experimental conditions. Subjects were asked to select a coalition partner, predict formation of coalition, estimate winnings distribution. Male and female choices and predictions differed.…

A co-educational living-learning center for the arts was studied through participant observation and quantitative assessment. The results document the importance of full self-selection into a membership group and demonstrate the relationships between reference group identification, basic interests in personality, and social behavior. (Author)