TA emphasizes intentionality and choice rather than emotional catharsis and psychic archaeology.
In his education as a psychotherapist, Joseph Dillard was influenced much more powerfully by Transactional Analysis and cognitive therapy, including Ellis’ Rational Emotive Therapy, than he was by Gestalt or Moreno’s psychodrama, although he was trained in all four. The adaptation of the Drama Triangle by IDL came in the early 2000’s, and was expanded to cognition and dreaming in addition to interpersonal relationships.