California Sanity/Competency to Stand Trial Expert Witnesses

California Psychologists & Psychiatrists Expert Witness Listings

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Expert Witnesses

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Featured Experts
Glen D. Skoler (Clinical and Forensic Psycholog (Licensed: PA, NJ, MD, VA, DC) & PSYPACT Interstate Compact )
Glen D. Skoler, Ph.D. is a clinical and forensic psychologist with over 35 years of experience in court evaluations, testimony and providing forensic services. Dr. Skoler is licensed in Pennsylvania, New Jersey, Maryland, Virginia, and Washington D.C.... 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 ›

Park Dietz (Park Dietz & Associates, Inc.)
PD&A offers forensic experts in psychiatry, psychology, neuropsychology, neurology, pathology, nursing, social work, criminal behavior analysis, police, corrections, security, and toxicology. For the 28 years we've been operating as a group we've consistently... Learn More ›

Pogos H. Voskanian, M.D. (General and Forensic Psychiatry)
Dr. Voskanian is a Clinical and Forensic Psychiatrist certified by the American Board of Psychiatry and Neurology, and Associate Professor of Psychiatry, who specializes in applications of scientific and clinical expertise to legal issues in legal contexts... Learn More ›

Pia Quimson-Guevarra
Dr. Pia Quimson-Guevarra is Board-Certified in Psychiatry and Forensic Psychiatry by the American Board of Psychiatry and Neurology. She has expertise in psychiatric issues that in civil litigation, employment matters, and criminal cases and has conducted... Learn More ›
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...
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...
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...
Gloria M Kardong (Gloria M. Kardong, MD, DLFAPA, DABPN)
Location: California
Areas of Expertise: Gloria M. Kardong, M.D. is a Board-Certified Psychiatrist who has been in full time private practice in Palo Alto, CA for the past 25 years. She is Adjunct Clinical Associate Professor of Psychiatry and...
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...
Lauren Vickerman (Vorwerk Forensic Psychology, Inc.)
Location: California
Areas of Expertise: Dr. Vickerman is an experienced forensic psychologist with extensive expertise in conducting psycho-legal assessments addressing a number of issues through comprehensive and well-informed reports, case...
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...
Teo Ernst, Psy.D., ABPP (Director, Pacific Forensic Group - Experts in Forensic Psychology, Neuropsychology & Neurology)
Location: California
Areas of Expertise: Dr. Ernst, PFG's founder and forensic director, specializes in PTSD, Mitigation and Resentencing, Testamentary Capacity and Undue Influence, and Employment Evaluations. He is one of a select group fewer...
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...
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...
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...
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...
Alisha Johnson (Bernatz Experts)
Location: California
Areas of Expertise: Dr. Alisha Johnson is the new proprietor and lead forensic psychologist at Bernatz Experts. Dr. Johnson received her doctorate degree at Pepperdine University, and has flourished in her career at Metropolitan...
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...
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...
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...
KyleeAnn Stevens, MD, DFAPA (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: KyleeAnn Stevens, MD, board certified in psychiatry and forensic psychiatry, is a skilled forensic psychiatrist with extensive experience as an expert witness and as a health system administrator. She...
Nina E. Ross, MD (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Nina E. Ross, MD, is a forensic and reproductive psychiatrist. As a forensic psychiatrist, she specializes in the interface between psychiatry and the law which includes the legal regulation of psychiatry...
Renée Sorrentino, MD (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Renée Sorrentino, MD, one of the nation’s leading forensic psychiatrists, conducts evaluations and testifies in civil and criminal matters throughout New England. She holds medical licenses in California,...
Daniel A. Martell, PhD, ABPP (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Daniel Martell, PhD, ABPP, has consulted on hundreds of forensic cases across the country over the past 35 years, including Criminal, Civil, and Elder Law issues. His expertise centers on dangerousness...
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,...
Monica M. Argumedo, MD (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Monica Argumedo, MD, is board certified in psychiatry and forensic psychiatry. She completed medical school at the University of Illinois College of Medicine and residency training at Georgetown University...
Alan W. Newman, MD, LFAPA (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Alan W. Newman, MD, LFAPA is one of the leading forensic psychiatrists in the United States, has served as an expert witness in various suicide-related cases, including emergency suicide assessments, inpatient...
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...
Ciaran M. Considine, PhD, ABPP-CN (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Ciaran Michael Considine, PhD, ABPP-CN, is an Associate Professor of Neurology at Vanderbilt University School of Medicine and a board-certified clinical neuropsychologist within the associated Vanderbilt...
Charles Saldanha, MD, FAPA (Forensic Psychiatric Associates, L.P.)
Location: Multiple Locations
Areas of Expertise: Dr. Saldanha is a forensic psychiatrist who is a member of Forensic Psychiatric Associates Medical Corp (www.fpamed.com) a national forensic psychiatric and psychological consulting practice. Charles...
Michael S. Rogers, MD (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Michael S. Rogers, MD has had a private forensic psychiatry practice since 2018—across an extremely broad range of cases—with special areas of interest or trial/case expertise including trial competency...
Lawrence Belcher, MD (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Lawrence Belcher, MD—board-certified in adult and forensic psychiatry—is a Forensic Psychiatric Expert with Park Dietz & Associates. Harvard-trained and a former faculty member of Harvard Medical School,...
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...
Sanity/Competency to Stand Trial FAQs

What is a sanity/competency to stand trial expert witness?

A sanity/competency to stand trial expert witness is a professional who is qualified to give an opinion on whether a defendant is mentally fit to stand trial. The expert witness will consider the defendant's mental state at the time of the alleged offense, as well as their current mental state.

What is the role of a sanity/competency to stand trial expert witness?

Sanity/competency to stand trial expert witnesses provide opinions on a defendant's mental state and ability to understand legal proceedings and aid in their own defense.

How much can a person make as a sanity/competency to stand trial expert witness?

Sanity/competency to stand trial expert witnesses may earn between $175 and $400 per hour, or more in some circumstances. The exact fee is agreed upon between the expert and the retaining lawyer.

What are the qualifications of a sanity/competency to stand trial expert witness?

A sanity/competency to stand trial expert witness should have knowledge of forensic psychology, legal standards for competency, and mental health assessment.

What type of evidence is reviewed in a lawsuit by a sanity/competency to stand trial expert witness?

A sanity/competency to stand trial expert witness reviews evidence related to the defendant's mental state, including medical records, psychological evaluations, and interviews with the defendant and those who know them.

What types of cases involve expert opinions from a sanity/competency to stand trial expert witness?

Cases involving criminal defendants who may have a mental illness or disability that affects their ability to understand the legal proceedings or assist in their own defense may require expert opinions from a sanity/competency to stand trial expert witness.