Apparent success of the marathon groups in altering the perceptions of Black female heroin addicts toward the future, counseling, and themselves offers preliminary evidence that marathons may have potential as a counseling strategy with these clients. Future research needs to be performed to substantiate or reject these findings. (Author/PD)

This report focuses on differences in training style among four trainers as measured by the Training Style Scoring System. The study concludes that supportive and trusting interrelations between members develop when the leader permits open expression of hostility toward his/herself. The difficulty of allowing this is noted. (NG)

This paper focuses on how the sociological perspective can make significant contributions in providing a meaningful conceptual framework for analyzing self concept changes. Insight in explaining why only certain kinds of limited changes typically occur among sensitivity group participants is presented. (Author)

This research looks at the effects of laboratory training on self concept. The gestalt and encounter approaches are employed to test the amount of self concept change possible in group experiences. (YRJ)

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)