Kimber Riddle is an advanced candidate in training at NPAP and an affiliated therapist at the TRCC. She is a Master of Fine Arts graduate of New York University’s Graduate Acting Program, Moscow Art Theater Acting School. Member of the Acting Company of The Institute on the Arts and Civic Dialogue at Harvard University. She has appeared in Film, Television and Off Bway. (Kimber has worked extensively with Anna Deavere Smith.)

Peter B. Zimmermann, PhD, LP, is a Founding Member of TRISP, The Training and Research in Intersubjective Self Psychology Foundation in New York, where he is a Member of the Board of Directors, Senior Faculty, and Training and Supervising Analyst. He is the former President of the Training Institute of NPAP (2016-2021) where he is a Member of the Board of Directors, Senior Member, Training and Supervising Analyst and Faculty Member. He is on the Editorial Board of The Psychoanalytic Review. He is co-editor and contributing author of Intersubjective Self Psychology: A Primer (Routledge 2019), and guest editor and contributing author of the Special Issue of The Psychoanalytic Review on Kohut, Vol 108, Number 2, June 2021. He has been in private practice in New York City since 1978. In addition to working with individuals and couples, he runs private supervision and study groups in Intersubjective Self Psychology.