“…Dies also recommended for training purposes the observational systems of group interaction developed by Bales (1950) and Hill {1977). Athough these two systems are regarded highly, their limitations in terms of time, training and personnel costs, and their basis in social psychology versus group therapy have been recognized (Bednar & Moeschl, 1981;Hartman, 1979;Silbergeld et al, 1979}. In contrast to the above observational approaches, Wile and his colleagues began by identifying fundamental aspects of group therapy leadership and developing these into specific items to assess the quantity, quality and content of leaders' activities in groups (Wile et al, 1970a(Wile et al, , 1970b. The authors attempted to heighten the clinical meaningfulness of their instrument by providing descriptions of actual group situations to accompany the leadership responses.…”