Dissociative Identity Expert Witnesses

Dissociative identity expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on dissociative identity. The dissociative identity expert witness listings on this page are typically from fields/areas of expertise such as: Addiction Psychiatry, Forensic Psychiatry, and Psychiatry.

View Full Profile

Eric Yarbrough, MD

Psychiatry, Addiction, LGBTQ, Transgender

Brooklyn, New York
Psychiatry, Addiction Psychiatry - LGBTQ, Transgender, Addiction, Gay, Gender Identity, Schizophrenia, Bipolar Disorder, Dissociative Identity, Gender Dysphoria, Anxiety, Substance, Burnout, Work Stress, LGBT, Trans
I am a board-certified psychiatrist in both Psychiatry and Addiction Medicine, and a Distinguished Fellow of the American Psychiatric Association. I currently serve as a Clinical Assistant Professor of Psychiatry at New York University, and I have held numerous leadership positions in organized psychiatry, including serving as President of the Association of LGBTQ+ Psychiatrists (AGLP) as well as Vice President, Secretary, and Newsletter Editor over more than a decade of involvement. My academic work includes authoring and co-authoring chapters in Tasman’s Psychiatry, the APA Textbook of Psychiatry, and several volumes with American Psychiatric Publishing, including Understanding LGBTQ Mental Health and Transgender Mental Health as a solo author. I lecture frequently at national and international conferences, including the American Psychiatric Association Annual Meeting, the World Psychiatric Association, and Grand Rounds at institutions such as NYU, Rutgers, SUNY Downstate, and Ne...
View Full Profile

Frank A. Fetterolf, M.D.

Frank A. Fetterolf, M.D. LLC

Pittsburgh, Pennsylvania
Psychiatry, Forensic Psychiatry - Psychological Injury, Post-traumatic Stress (PTSD), Dissociative Identity, Borderline Personality, Factitious, Adult Victims Childhood Sexual Abuse, Sexually Violent Offenders, Paraphilias, Sexual Assault and Harassment, Functional Neuro Symptom (Conversion), Trial Competence, Insanity, Malingering
I am a board-certified psychiatrist, a member of the American Academy of Psychiatry and the Law (AAPL), and a court-appointed forensic psychiatrist for Pennsylvania’s Office of Mental Health and Substance Abuse Services (OMHSAS). I have submitted expert opinions in over 275+ cases and have testified as a qualified expert in both state and federal courts. My independent medical/psychiatric evaluations (IMEs) incorporate structured diagnostic tools to support clear, evidence-based forensic opinions. My practice has a specialized focus on forensic evaluations involving complex trauma, dissociation, and contested mental states. I routinely assess individuals with post-traumatic stress disorder (PTSD) related to childhood physical, emotional, or sexual abuse, including presentations in vulnerable populations such as individuals with autism, intellectual disability, or dementia. I have particular expertise in dissociative phenomena—including dissociative subtypes of PTSD, functional neur...