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Theodore Ellenhorn

Antioch University New England

Dr. Ellenhorn is a graduate of Pitzer College. He received his MA in School Psychology and Ph.D. in Combined Clinical/Research Psychology in 1989 at the Derner Institute of Advanced Psychological Studies, Adelphi University. Dr. Ellenhorn is graduate and faculty, Massachusetts Institute and Society for Psychoanalysis. He is on the Board of Directors, American Board and Academy of Psychoanalysis, American Board of Professional Psychology, where he serves as Secretary, Co-Chair of the Diversity and Social Justice Committee, Diversity Representative to ABPP Board of Trustees, and Website Coordinator. He is Chair, Psychoanalytic Specialty Council, and Representative to the Council on Specialties in Professional Psychology. For Division 39, APA, he is on the Education and Training Committee. Dr. Ellenhorn is the Faculty Coordinator for the Antioch Society for Psychoanalytic Psychology, as well as the Psychoanalytic Society for Your Dreams.

Dr. Ellenhorn’s clinical and research interests include: processes and structures of objectification and dehumanization, dreams and other forms of psychical experiencing, verbal expression and physical and emotional health, intergenerational transmission of culture and systems of fetishized primitive delusional beliefs and objects, deracination sequelae, unconscious communication, character formation and maintenance, and psychotherapy process research. He has presented papers nationally on such topics as psychoanalytic pedagogy, dreams, silence, humor, nonverbal participation, psychotherapy process, discourse analysis, language and personality style, referential functioning, multiple code theory, varieties of self-experience, siblings, dissociation, therapist couples, violence and PTSD, the future of professional psychology, psychoanalytic education, anomie, and professional correspondences in history. He was formally a principal of the Ellenhorn Consultation Group, providing leadership development, executive coaching, assessment, team building, and human factors consultation. He has worked internationally with issues of globalization, high growth, leadership, and creativity.

Dr. Ellenhorn was previously an instructor in psychiatry, Albert Einstein College of Medicine. He has also held positions as Adjunct Faculty and Supervisor, Doctoral Program, Smith College School for Social Work, Adjunct Assistant Research Professor at the Derner Institute for Advanced Psychological Studies, Adelphi University, and Adjunct Lecturer and Clinical Supervisor, Doctoral Program, Department of Clinical Psychology, University of Massachusetts Amherst. He is a past president of the Western Massachusetts/Albany Association for Psychoanalytic Psychology, Local Chapter, Society for Psychoanalysis and Psychoanalytic Psychology (39), American Psychological Association, and a founding member and faculty, Post Graduate Fellowship Program-West, MIP.For the past 30 years he has maintained an independent clinical practice in psychotherapy, psychoanalysis, and consultation in Amherst, MA. Dr. Ellenhorn is a musician, working primarily in jazz settings around Western Massachusetts.

Educational History

PhD, Derner Institute of Advanced Psychological Studies, Adelphi University

Certificate, Massachusetts Institute for Psychoanalysis

MA, Derner Institute of Advanced Psychological Studies

BA, Pitzer College

Theodore Ellenhorn headshot


Clinical Psychology


Courses Taught

  • Personality: Theory and Assessment
  • Advanced Seminar: Contemporary Psychoanalytic Practice
  • Consultation: Theory and Practice
  • Methods of Assessment (Cognitive and Personality)
  • Tests and Measurements
  • Research Methods and Statistics
  • Dissertation Seminar
  • Professional Seminar
  • Clinical Case Conference
  • The Dream in Clinical Practice

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