California Psychology Expert Witnesses

California Medical Expert Witness Listings

You may limit your search for Psychology expert witnesses to a specific area by selecting a state from the drop down box.

Expert Witnesses

List Your Qualifications by Clicking Here

Featured Experts
Howard J. Friedman, PhD, ABPP (Forensic Psychiatric Associates, L.P.)
Dr. Friedman is a forensic psychologist who is a member of Forensic Psychiatric Associates Medical Corp (www.fpamed.com) a national forensic psychiatric and psychological consulting practice. Dr. Howard Friedman received his Ph.D. in psychology from... Learn More ›

David E. Hartman PhD MS ABN ABPP (Medical and Forensic Neuropsychology   [cell phone contact may provide more rapid response, see phone numbers below])
David E. Hartman PhD. MS ABN ABPP is an internationally known, board-certified neuropsychologist and clinical psychologist whose office is in Chicago, Illinois. In addition to being a licensed doctoral level health practitioner, Dr. Hartman has a Master's... Learn More ›

Sanjay G. Adhia, MD (Adhia & Associates, Forensic Psychiatry)
Dr. Adhia is a triple Board-Certified Forensic Psychiatrist based in Houston, TX. He testifies nationally. He is uniquely Board-Certified in Forensic Psychiatry and Brain Injury Medicine in civil, criminal, and military jurisdictions. Adolescent &... Learn More ›

Psychology Experts
Elite Medical Experts is a physician-based firm that identifies and aligns practicing, top-tier, Board Certified professors of Psychology as expert witnesses with legal professionals. These Psychology experts not only know the standard of care - they define it. Learn More ›

Elliott B. Rosenbaum, Psy.D., ABPP (Rosenbaum Psychological Group, LLC)
Johns Hopkins trained board certified clinical psychologist (top 4%) and former active duty U.S. Navy psychologist, serving as chief clinical and forensic psychologist for southeast region and head of largest military mental health clinic in the region... Learn More ›
Rachyll Dempsey, PsyD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Dr. Dempsey is a Forensic Neuropsychologist licensed as a psychologist in 2006 by the California Board of Psychology; as a psychologist in 2022 by the Nevada and Alaska Boards of Psychology; Board Certified...
Alice R Berkowitz (A Professional Psychology Corporation)
Location: California
Areas of Expertise: For over 20 years, Dr. Berkowitz has specialized in forensic psychology, neuropsychology and clinical/diagnostic assessment and court evaluations and trainings. She is a licensed Clinical Psychologist...
Molly M. MEMEL, PH.D., ABPP (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Dr. Molly Memel is a board-certified clinical neuropsychologist who specializes in care for adults with various neurological conditions, including Alzheimer’s disease, Parkinson’s disease, stroke, frontotemporal...
Michelle L. Vorwerk (Vorwerk Forensic Psychology, Inc.)
Location: California
Areas of Expertise: For more than 20 years, Dr. Vorwerk, Board-Certified Forensic Psychologist (ABPP), has conducted over a thousand evaluations and testified in hundreds of cases. She conducts psycho-legal assessments, neuropsychological...
Lynn Lunceford, PsyD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Lynn Lunceford, Psy.D., Q.M.E. is a licensed clinical psychologist in San Diego. She graduated from Sarah Lawrence College with her Bachelors' in Liberal Arts, and received her Psy.D. from the San Diego...
Sheryll M. Casuga, Psy.D. (Casuga Psychology Services, Inc.)
Location: California
Areas of Expertise: Dr. Sheryll Casuga is a California-Licensed Clinical Psychologist who serves an an autism and developmental disability expert. She has been in the field of autism since 2008. Dr. Casuga specializes in...
Leslie Dobson (Dr. Leslie Dobson )
Location: California
Areas of Expertise: Dr. Leslie Dobson, a California licensed clinical and forensic psychologist, has 20 years of psychology experience. She is an expert in assessing the validity of alleged psychological damage for both plaintiff...
Delia M Silva (Pacific Neurobehavioral Clinic, PC)
Location: California
Areas of Expertise: Dr. Silva is a board-certified neuropsychologist and owner of Pacific Neurobehavioral Clinic, PC, in San Diego, CA. She has expertise with adult populations with neurologic and psychiatric conditions,...
Mark Wolkenhauer, PsyD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Mark Wolkenhauer, Psy.D., Q.M.E. is a forensic psychologist with extensive experience in treating and evaluating sexual offenders and individual with severe mental illness. He continues to serve as an...
Jeffrey Kropf, Ph.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Jeffrey Kropf, Ph.D. is a licensed clinical psychologist specializing in forensic and diagnostic mental health evaluations. As a consulting psychologist since 1991, Dr. Kropf has evaluated more than 1000...
Julie A. Armstrong, PsyD, RNCS
Location: California
Areas of Expertise: Licensed Psychologist (AZ Psy 4952, CA Psy 16001, and IA Psy 105064) and Clinical Nurse Specialist with more than 30 years of experience provides Psychological Evaluation and Assessment, and Expert Witness...
Vivian Alvarez, Ph.D
Location: California
Areas of Expertise: Dr. Alvarez is a Bilingual (Spanish-speaking), bicultural, Clinical Psychologist with expertise in psychological evaluations and psychotherapy of children, adolescents, and adults. She specializes in post-trauma...
Natalie Spiteri-Soper, Psy.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Natalie Spiteri-Soper, Psy. D. is a licensed clinical psychologist and skilled nursing home administrator in Los Angeles. She began her career in San Bernardino County and currently works in Los Angeles...
Andrew Levine (North Coast Neuropsychology)
Location: California
Areas of Expertise: Dr. Levine is a clinical neuropsychologist who is board-certified through the American Board of Professional Psychology. He has been involved in clinical and medico-legal practice and consultation since...
Kerry A. Hannifin, Psy.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Kerry A. Hannifin, Psy.D. in a licensed forensic and clinical psychologist. Dr. Hannifin is currently a Senior Psychologist Supervisor with the Department of State Hospitals - Patton, where she has been...
Mark Miculian, Ph.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Expedient Medicolegal Services provides expert medical opinions to a diversity of clients, with an emphasis in the areas of workers’ compensation, independent medical examinations, and disability evaluations....
Lisa Kalich - Board Certified Forensic Psychologist (Pacific Forensic Group)
Location: California
Areas of Expertise: Dr. Lisa Kalich specializes in Sexual Offender and Violence Risk Assessment for Adults and Juveniles, Personal Injury; Parenting Capacity; Disability Determination; False Confession; and Child Witness...
Alexandra Clarfield, PhD, QME
Location: California
Areas of Expertise: Dr. Clarfield provides consulting, psychological assessments, and expert witness testimony for both plaintiff and defense counsel, in cases involving personal injury, employment issues and psychologist...
Katya Cornejo, PsyD (Expedient Medicolegal Service)
Location: California
Areas of Expertise: Katya Cornejo, Psy. D., Q.M.E., is a board certified clinical psychologist with comprehensive experience in the analysis of complex issues regarding industrial causation of psychiatric injuries, such as...
Christine Gerchow, PHD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Christine Gerchow, Ph.D., Q.M.E., is a licensed psychologist (PSY29762) and credentialed school psychologist with more than a decade of experience in behavioral healthcare focused on the justice system....
Jay Slosar, PhD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Jay Slosar, Ph.D., Q.M.E., has been in private practice for 30 years as a licensed psychologist and provided direct clinical and consulting services in a variety of diverse settings. Dr. Slosar received...
James S Angelos (James S Angelos, PhD. Clinical Psychologist)
Location: California
Areas of Expertise: Dr. Angelos is a clinical psychologist with a private practice based in Santa Barbara, California. He graduated from the California School of Professional Psychology, San Diego. He completed internship...
Gary Freedman-Harvey
Location: California
Areas of Expertise: Dr. Freedman-Harvey, a California licensed psychologist, has 25 years of forensic and courtroom experience with litigation related to cognitive impairment in older adults. (See list of selected court trials...
Lisa Boesky (Jail Suicide Expert )
Location: California
Areas of Expertise: Dr. Lisa Boesky is a Jail Suicide expert. She is a Licensed Clinical Psychologist who has spent over 25 years focusing on Correctional Suicide. Dr. Lisa conducts audits/reviews of Jail Suicide Prevention...
Kimberly Brooks, Psy.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Dr. Brooks is a licensed clinical and forensic psychologist who specializes in developmental psychology, psychological assessment, and therapy in both forensic and non-forensic environments. Dr. Brooks...
Debra S Borys, Ph.D., FABPF (Forensic & Clinical Psychologist)
Location: California
Areas of Expertise: Dr. Borys is a UCLA-educated forensic,clinical & health psychologist and diplomate in forensic psychology. She provides emotional damages assessment, case consultation on psych issues, lit review, & review...
Ronald H. Roberts, PhD, ABPP
Location: California
Areas of Expertise: Dr. Roberts has been working in the field of psychology for 49 years. He has been practicing forensic psychology and neuropsychology for 39 years and has been involved in over 4500 forensic cases. He has...
Charlotte Sherin Singleton, PsyD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: C. Sherin Singleton, Psy.D., Q.M.E., is a clinical and forensic psychologist with extensive experience in the evaluation and treatment of severely mentally ill adult forensic inpatients. She currently...
Catherine L. Marreiro, PhD, ABPP (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Dr. Marreiro (PSY26835) is a board-certified clinical neuropsychologist with over 13 years of experience in the assessment of neurological and psychological conditions affecting adolescents and adults....
Marcel O Ponton (Persona Neurobehavior Group, Inc.)
Location: California
Areas of Expertise: Dr. Ponton is a published author and an Associate Clinical Professor in the Department of Psychiatry at UCLA. He specializes in the neuropsychological assessment and treatment of traumatic brain injury...
Michael T Motley (University of California at Davis)
Location: California
Areas of Expertise: Dr. Motley is a Professor of Communication, specializing in message analysis. He provides opinions on the relative clarity and likely interpretations of warning labels, instructions, contracts, waivers,...
Martin H Williams (Williams Forensic Mental Health Services (Offices in Northern and Southern California))
Location: California
Areas of Expertise: Dr. Martin H. Williams has offices in San Jose, Los Angeles, Orange County, Sacramento and San Diego. He has never failed to qualify as an expert in any Criminal, Civil or Administrative matter. He is...
Emin Gharibian, Psy.D. (Forensic Psychologist, Neuropsychologist, Verdugo Psychological Associates)
Location: California
Areas of Expertise: I am a clinical psychologist specializing in Forensic Psychology and Neuropsychology with over 10 years of experience in assessing, treating, and consulting on psychological disorders. I completed a two-year...
Alonie Elizabeth Butler, Psy.D. (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Dr. Butler is a Licensed Clinical Psychologist. She earned her doctoral degree and master’s degree in clinical psychology at Argosy University in Alameda, California. In addition, she earned her Bachelor...
Natalie Jones (Lifetime Counseling and Consulting)
Location: California
Areas of Expertise: Domestic violence / sexual assault / criminalist national practice since 2014. Completed several forensic interviews of sexual assault/abuse, certificates of merit, including video recorded interviews...
Samuel Miles (Samuel I. Miles, MD, PHD)
Location: California
Areas of Expertise: Dr. Miles provides consultations, reports, and expert testimony to both plaintiffs and defendants in litigated civil and criminal matters. He has qualified as expert in state and federal courts to provide...
Mariann F. Cosby DNP, MPA, RN, PHN, CEN, NE-BC, LNCC, CLCP, CCM, MSCC, CSN, FAEN (MFC Consulting)
Location: California
Areas of Expertise: MFC Consulting provides an array of independent consulting services to attorneys and insurance carriers. Services include development and /or review of Life Care Plans, Medical Cost Projections, Medical...
Christopher Simonet, PhD (Expedient Medicolegal Services)
Location: California
Areas of Expertise: Christopher Simonet, Ph.D., Q.M.E., is a clinical and forensic psychologist with extensive experience in assessing and treating severe mental illness and sexual offenders. He has worked in the primarily...
Helen Grusd
Location: California
Areas of Expertise: Licensed Clinical Psychologist, Past President of LA County Psychological Association, Past Board Member of California Psychological Association-Division of Clinical Psychology. Assessment of over 1000...
American Medical Forensic Specialists
Location: Multiple Locations
Areas of Expertise: MEDICAL EXPERTS FOR MALPRACTICE & PERSONAL INJURY CASES AMFS is America's premier medical expert witness and consulting company. We are a trusted partner with the legal community and provide a superior method of retaining medical experts.
Randy G. Reese, Ph.D. (Robson Forensic, Inc.)
Location: Multiple Locations
Areas of Expertise: Dr. Randy Reese is a licensed clinical neuropsychologist. He earned his Ph.D. in Clinical Psychology from Pacific Graduate School of Psychology in Palo Alto, CA, and completed his postdoctoral fellowship...
Justin Ramsdell, Psy.D. (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Justin M. Ramsdell, Psy.D. Psychologist Justin Ramsdell is a clinical psychologist and college professor specializing in mental health treatment in correctional/custodial environments, law enforcement...
Elite Medical Experts
Location: Multiple Locations
Areas of Expertise: Elite Medical Experts is a physician-based firm specializing exclusively in medical litigation. Our one goal is to align top-tier university professors with the legal community. We secure experts for medical litigation from every medical and surgical speciality.
Ayesha Ashai, MD (Forensic Psychiatric Associates, L.P.)
Location: Multiple Locations
Areas of Expertise: Dr. Ashai has performed numerous civil and criminal forensic psychiatric evaluations and has been qualified as an expert in the field of psychiatry in the Sacramento Superior Court. She has extensive training...
Mark I. Levy, MD, DLFAPA (Medical Director of Forensic Psychiatric Associates, L.P., a nationwide expert witness firm)
Location: Multiple Locations
Areas of Expertise: Forensic Psychiatric Associates, L.P. (fpamed) is a national consulting firm with offices in California, Nevada and North Carolina assisting litigating attorneys. The firm includes 15 board certified forensic...
Staci B. Weiner, Psy.D., APIT (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Dr. Staci Weiner is a licensed clinical psychologist and certified school psychologist with nearly 20 years of experience. In her forensic casework, Dr. Weiner investigates claims and personal injury litigation...
ForensisGroup, Inc. (The Expert of Experts)
Location: Multiple Locations
Areas of Expertise: For over 30 years, ForensisGroup has provided the nation’s top law firms, businesses, insurance companies, government entities with highly qualified expert witnesses and consultants. Experts referred by...
Medilex Inc.
Location: Multiple Locations
Areas of Expertise: MEDICAL EXPERTS IN 180 SPECIALTIES, FREE INITIAL TELEPHONE ANALYSIS BY OUR DIRECTOR, A COST-CONTROL GUARANTEE...AND NO EXPERT SEARCH FEES–ALL MONIES ARE APPLIED TO THE EXPERT'S ACTUAL WORK. Medilex...
Consolidated Consultants
Location: Multiple Locations
Areas of Expertise: Consolidated Consultants (CCc) continues to deliver high quality expert witness and medical expert witness referrals nationwide since 1995. CCc is the only referral service where you can view the full,...
Robert J. Marcello, Ph.D., LCP, CCHP (Exigent Group Limited)
Location: Multiple Locations
Areas of Expertise: .Dr. Marcello has over thirty years of clinical, administrative, and forensic experience in a variety of healthcare and behavioral health settings. Currently serves as a Licensed Clinical Psychologist/Correctional...
Psychology FAQs

What is a psychology expert witness?

A psychology expert witness is a person who is qualified to give testimony about a person's mental state, psychological diagnosis, or psychological treatment, among other issues.

What is the role of a psychology expert witness?

A psychology expert witness provides testimony on the diagnosis and treatment of mental health conditions and their impact on behavior.

How much can a person make as a psychology expert witness?

Psychology expert witnesses may earn somewhere between $200 and $450 per hour, or more depending on the case, and the work involved.

What are the qualifications of a psychology expert witness?

A psychology expert witness should be a licensed psychologist with specialized training and experience in the assessment and treatment of mental and behavioral disorders, and possess knowledge of psychological testing and therapies.

In a lawsuit, how is evidence gathered by a psychology expert witness?

A psychology expert witness gathers evidence through various methods such as interviews, psychological tests, and observations. They analyze the data and provide their professional opinion to the court.

In what type of cases would testimony be required from a psychology expert witness?

Psychology expert witnesses may be required in cases involving mental health evaluations, child custody disputes, criminal cases involving mental illness, personal injury cases, and cases involving workplace discrimination or harassment.