IJSP Number 2, 2020

21 Figgure 2. Adapted from Watkins [5, p. 528] with permission of American Psychological Association. Note. Generic model of psychotherapy supervision: Interrelation of input, process, and output variables. Generic supervision model adapted, with permission of John Wiley Publishers, from generic psychotherapy model; see Fig. 1 in [88] Orlinsky, D. E., Ronnestad, M. H., & Willutzki, U. (2004). Fifty years of psychotherapy process-outcome research: Continuity and change [89]. In M. J. Lambert (Ed.), Bergin and Garfield’s handbook of psychotherapy and behavior change (5th ed.; pp. 307–389). New York, NY: Wiley. POST-SESSION OUTCOME