Psychology Expert Witnesses and Consultants
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Experts in the science of mental processes and behavior. Specialties can include post-traumatic stress disorder, sexual harassment/molestation, learning disabilities and personal injury.
The listings below are all Psychology expert witnesses and consultants.
Expert ListingsMichael J. Perrotti, PhD, Inc.
Assistant Clinical Professor, USC (2005-2006); Court Certified expert in neuropsychology, eyewitness ID, false confession Expert Reviewer, California Board of Psychology, Enforcement Division Assessment of sex offenders and child sexual abuse allegations; Expert analysis of child investigative interviews; Expert analysis of brain injury and formulation of treatment plants; Expert on standard of care; Expert in analysis of alleged police misconduct
L. Mayer MD/EPD
Dana Point, CA
Dr. Mayer is an independent consultant and scholar that holds the position of Visiting Fellow, Program in Integrative Knowledge and Human Flourishing, Harvard University. He has been a full-time tenured professor with appointments in statistics, biostatistics, epidemiology, biomedical informatics, public health and medicine (psychiatry). He held various titles including Professor at Arizona State University, (Part-time) Professor, Bloomberg School of Public Health and School of Medicine, Johns Hopkins University, and Affiliated Professor of a Mayo Clinic/ASU joint program in Biomedical Informatics, and a member of the Research Staff at Mayo Clinic. He continues to do research and mentor young physicians and medical students while doing a limited amount of consulting in epidemiology, biostatistics, statistics, epidemiology and clinical trials. His consulting projects often focus on model development, execution and inferences. He is one of the few MD/PhD biostatistician-epidemiologists. He now resides in Dana Point, California. He has worked on a wide range of problems in a variety of specialties in Public Health and Medicine. The common component of most of these problems is that there is a data set to analyze or, more commonly, there are statistical studies to be reviewed and evaluated. These include clinical trials, observational studies, and statistical reviews such as meta-analyses. About a third of his consulting is for industry and interest groups outside of litigation. He prides himself on being able to communicate complex ideas in simple language. His primary interests are the evaluation of epidemiological and statistical data and models in a clinical, regulatory, or legal arena. Dr. Mayer has worked on problems in injury causation, drug development and evaluation, product liability, patent disputes, occupational and environmental exposures, and medical malpractice. He has worked on data and analyses in numerous specialties including toxicology, internal medicine (cardiology, endocrinology, etc.) Ob/Gyn, psychiatry, and surgery and has a preference towards problems that are complex.
General and Forensic Psychiatry
Pogos H. Voskanian, MD
Board-certified in Psychiatry and Forensic Psychiatry. Forensic Psychiatric Evaluations, Consultations, and Expert Testimony. Civil and Criminal. Plaintiff or Defense.
Bonny J. Forrest, JD, Ph.D.
San Diego, CA
I am a psychologist and attorney with specialized training in neuropsychology. I have substantial research and teaching experience in academic settings, and I devote most of my time to clinical work that involves the assessment and treatment of a wide range of mental health issues. After post-doctoral work at Yale, Columbia and the National Institute of Mental Health, I directed clinics serving large populations as well as conducting my own private practice.
Forensic Psychiatric Associates Medical Corp.
Mark I. Levy, MD, DFAPA
Mill Valley, CA
Diplomate of the American Board of Psychiatry and Neurology, with subspecialty in Forensic Psychiatry. Columbia Univ. College of Physicians and Surgeons; Asst. Clinical Prof. of Psychiatry, UCSF; Founding Chairman, SF Foundation for Psychoanalysis.Has testified at trials, State and Federal, on 26 occasions and been retained as a medical legal consultant in more than 250 cases.
Texas Behavioral Health Associates, PLLC
Dr. Roger Vazquez
Dr. Roger Vazquez holds a bachelors in psychology from The University of Texas, a masters in clinical psychology from Texas A&M University - Corpus Christi, and a Ph.D. in counselor education and supervision from Texas A&M University - Corpus Christi as well. Dr. Vazquez is a Licensed Professional Counselor and Licensed Chemical Dependency Counselor in the state of Texas, as well as nationally certified as a Human Services - Board Certified Practitioner. Dr. Vazquez has worked in various mental health and substance abuse settings and completed his doctoral dissertation on substance abuse treatment. In academia, Dr. Vazquez has taught psychology and mental health counseling course at the undergraduate and graduate level, including teaching masters-level addiction courses. Dr. Vazquez has served as an expert witness in both federal and county courts, with experience in general litigation consultation, defendant psychological assessment, psychological report writing, ex parte hearings, and courtroom testimony (including direct and cross-examination). Furthermore, Dr. Vazquez has served as the jury foreman on a double homicide trail, giving him the added perspective of being a juror.
Persona Neurobehavior Group
Marcel Ponton, Ph.D., QME
South Pasadena, CA
Associate Clinical Professor, Department of Psychatry, UCLA. Licensed Clinical Psychologist. Clinical Neuropsychologist; extensive experience in the assessment and treatment of head injury and physical trauma. Testimony: 130+ depositions; 30+ @ trial
Behavioral Health Strategies, Inc.
J. Harold Berberick, Ed.D.
Dr. Berberick is highly experienced as a senior manager in the fields of Mental Health, Community Mental Health, Behavioral Health, Managed Care and Mental Retardation. He has over 35 years of experience in the field, has worked in both the public and private sectors and has managed large systems of Mental Health and Mental Retardation care in New York and Massachusetts.
Rose Porterfield Group, Inc
Bob Rose, PhD
Dr. Bob Rose and Dr. Robyn Porterfield of RPG, consult to business in all aspects of work-related behavior, including assessment and coaching. As part of their practice they serve as experts and have supported both plaintiff and defendant.
Williams Forensic Mental Health Services
Martin H. Williams, Ph.D., Fellow APA
San Jose, CA
University of California forensic psychologist with offices in Northern and Southern California. Nationwide practice--Dr. Williams testifies on psychotherapy malpractice, fitness to practice, sexual misconduct and emotional damages. Malingering, PTSD, Risk of Violent re-offense, Borderline Personality Disorder, SVP, MDO evals.
Psycholegal Assessments Inc.
Steven Gaskell, Psy.D.
Psycholegal Assessments Inc. provides expert forensic psychological evaluations and expert witness testimony in a variety of specialty areas including competency to stand trial, criminal responsibility, malingering, sex offender evaluations, child pornography evaluations and IMEs. Dr. Steven Gaskell has over 18 years experience as a forensic psychologist, has completed over 2000 psychological evaluations for the courts, and has provided expert testimony on over 130 occasions.
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