founded by American therapist Samuel Richard Slavson, a type of team-oriented therapy ground in the use of psychoanalytic ideas and methods regarding 3 standard age groups: (i) play-group therapy for those children in their preschool years, (ii) activity-interview group therapy for kids post preschool who have yet to enter pubescent years, and (iii) interview-group therapy for children who have entered pubescence as well as adults.