John Hans Rathauser, Ph.D. and Jonathan Entis, Ph.D.

John Hans Rathauser, Ph.D. is a licensed psychologist with over 40 years of clinical experience. Following completion of his doctorate in clinical psychology at the California School of Professional Psychology, Los Angeles campus, Dr. Rathauser trained at the Postgraduate Center for Mental Health in New York for five years. He subsequently joined Dr. Davanloo’s Core Training Program in Montreal in 1994, where he studied with Dr. Davanloo for 8 years and attended annual metapsychology conferences for 23 years. Dr. Rathauser’s private practice in Kendall Park, N.J. is largely devoted to the practice of Davanloo’s Intensive Short-Term Dynamic Psychotherapy (IS-TDP), as well as providing training to mental health practitioners. Dr. Rathauser currently offers a D-ISTDP core training program based in Los Angeles, in addition to two monthly online training groups. He has given numerous presentations on IS-TDP nationally and internationally and is a supervisor for the International Experiential Dynamic Therapy Association (IEDTA). You can contact him at

Jonathan Entis, Ph.D., is a licensed psychologist in private practice in Cambridge, Massachusetts. He is licensed in both Massachusetts and New York. He is on the faculty of Harvard Medical School, where for the past four years he has taught and supervised in ISTDP. He is an IEDTA-certified teacher in ISTDP, and has presented both nationally and internationally. In 2021 he co-presented the first annual seminar on working with syntonic defenses in Davanloo's ISTDP with John Rathauser, PhD. Jonathan offers individual training as well as a monthly online group in Davanloo’s ISTDP. Jonathan completed a 3-year core training in ISTDP with Patricia Coughlin and has been in weekly supervision with both Patricia Coughlin, PhD and John Rathauser, PhD. You can contact him at

Courses available with this presenter

The 2nd Annual Seminar on Working with Syntonic Defenses in Davanloo’s Intensive Short-Term Dynamic Psychotherapy
Presented by John Hans Rathauser, Ph.D. and Jonathan Entis, Ph.D.
Friday, February 25, 2022, 9:00 am – 4:00 pm Eastern Standard Time