Abstract
This research was aimed to investigate the changes occurred regarding the frequency and depth of members' self-disclosure behaviors during counseling group process. This research had chosen the Observational Case Studies method and questionnaire as tools. The research had chosen two unstructured groups - each had experienced ten counseling sessions - as the observed cases. In each group, the research analyzed starting from the second to the ninth group meeting session. It was to observe the changes of members' self-disclosure behaviors during group process, as well as to code the frequency and depth in each session. The results of this research were as followings: (1) According to the outcome, the quality and quantity of self-disclosure were obviously related to the stages of the group development. The occurrence of members' self-disclosure behaviors changed with the group process. (2) Dran1atically, self-disclosure frequency appeared to be the opposite between "there and then" and "here and now" at a specific time point. This research based on the discoveries mentioned above, has made suggestions for future researches and implementations for group counseling.