<Li> Tom Andersen (reflecting practices and dialogues about dialogues) </Li> <Li> Harlene Anderson (postmodern collaborative therapy and Collaborative Language Systems) </Li> <Li> Harry J Aponte (Person - of - the - Therapist) </Li> <Li> Jack A. Apsche (family mode deactivation therapy, FMDT) </Li>

Who pioneered in work with couples and wrote multi-family art therapy