“…Extended sessions in ongoing group therapy have resulted in increased openness, intimacy, cohesion, and a decrease in rigidity (Allen, 1990). Other studies have found that therapeutic confrontation can be achieved and in fact be a preferred level of interaction with the marathon structure (Page, Davis, Berkow, & O'Leary, 19891, that communication involving interpersonal risk is a frequent mode of interaction (Page, 19821, that drug users as group members more frequently initiate therapeutic interactions and generate feedback than in 3a comparison groups (Page & Bridges, 19831, and that marathon groups can have a positive effect on the way drug users perceive themselves (Page, Richmond, & de la Serna, 1987).…”