K. Mark Sossin, PhD


K. Mark Sossin, PhD, is Professor Emeritus and Adjunct Professor of Psychology, Pace University. He served as Director of the PhD Program in Clinical Psychology (Health Care Emphasis) until 9/1/2022. He is a clinical psychologist, an adult, child, and adolescent psychoanalyst; a couples and infant/parent-psychotherapist; Training Analyst, Contemporary Freudian Society; Clinical Faculty and Supervisor, Derner Institute of Advanced Psychological Studies, Adelphi University; co-author of books including The Meaning of Movement (Kestenberg Amighi, Loman, & Sossin, 2018); co-editor of books including Healing after Parent Loss in Childhood and Adolescence (Cohen, Sossin, & Ruth, 2014) and Mothers, Infants and Young Children of September 11, 2001
A Primary Prevention Project (Beebe, Cohen, Sossin, & Markese, 2012); Director of the Mind, Movement, Interaction, & Development (MMID) lab (at Pace), pursuing research in infancy, nonverbal behavior, applications of the Kestenberg Movement Profile (KMP), ASD, and trauma-transmission.
At this time, Dr. Sossin is primarily located in Ontario, NY (east of Rochester, NY), and at this time, all clinical and consultative work is done virtually.

Analytic Training

Child & Adolescent Psychoanalysis - New York Freudian Society (now CFS)
Adult Psychoanalysis - New York Freudian Society (now CFS)

Practice Details

Areas of Specialization / Expertise

Adolescent, Adult individual, Anxiety and anxiety disorders, Child psychoanalysis, Child therapy, Couples therapy, Depression and mood disorders, Family, Grief and mourning, Parent guidance, Parent-infant, Relationships, Sexual problems, Stress and coping, Trauma
Scroll to Top