Examined friendship formation as developing a common understanding of social reality. Individuals engaged in weekly discussions completed repertory grids and attraction ratings after the 4th and 18th weeks of acquaintance. Deteriorating partnerships were significantly less similar in their assessment of other group members than were developing…

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)

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)