Changing culture requires interventions invalidating old processes and conditions that facilitate the creation of new self validating processes. The personal growth laboratory becomes a temporary system of new self validating processes. Prepared for a conference on Intensive Small Group Process sponsored by Foundations Fund for Research in…

This is the report of a "human relations" lab which was held on a rural estate where the staff and participants lived for eight days. Both six months after and five weeks before participation in this intensive T-group experience, the participants were described by themselves, one intimate, and one colleague on a variety of personality measures…

Developmental trends in two 10-man training groups were studied by checklist and rating scale techniques throughout a four-day laboratory. Differences in the developmental patterns of the two T Groups are interpreted as consequences of the contrasting approaches of the trainers. (Author)

The relationship of 2 important variables -- group composition and time -- to the verbal behavior of sensitivity training groups, using 2 recently developed assessment procedures, is investigated. Sensitivity groups were composed according to the interpersonal skills of participants, as measured by a structured behavioral technique, the Group…

The purpose of this paper was to (1) identify the Pioneer of the Group Encounter Movement, and (2) expose and clarify some of the ambiguities, contradictions and backbiting evident in the Group Encounter Field. The origins of the group encounter movement are examined with a particularly strong emphasis on J. L. Moreno and his introduction of…

Laboratory training and the Tavistock Conference, two types of experiential learning, contrast in important ways. They are designed to respond to different societal issues and make different types of responses to these issues. Tavistock conferences focus consciously and exclusively on group operation, role, role relationships, intergroup…