Psychological Testing Expert Witnesses

Psychological testing 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 psychological testing. The psychological testing expert witness listings on this page are typically from fields/areas of expertise such as: Forensic Psychology, Mental Health, Neuropsychology, Psychiatry, Psychology, and Vocational Rehabilitation.

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Lucas A Klein, Ph.D.

Expert Psychologist: Reports/Testimony/Consults

DR KLEIN PSYCHOLOGICAL SERVICES, INC

San Diego, California
Psychology, Forensic Psychology - Personality testing, Psychological Testing, Emotional Damages, PTSD, Sexual Abuse, Psychological trauma, Depression, Emotional distress, Personal injury, Trauma and abuse, Diagnostic Assessment, Motor Vehicle Accident, Assault, psychoanalyst, Post Traumatic Stress Disorder, Abuse, Malingering
I am a highly experienced, articulate, and reliable expert witness with over 15 years in private practice, specializing in forensic psychological evaluations across civil, criminal, and correctional contexts. I bring a rare combination of scientific rigor and clinical depth, holding a Ph.D. in Clinical Psychology with forensic and assessment training, and advanced certification as an Adult Psychoanalyst—one of the most extensive and selective post-licensure trainings available. My unique training allows me to generate scientifically grounded, psychometrically robust evaluations and to present them with clarity, precision, and credibility in legal settings. Why Attorneys Hire Me Recognized Expert in Psychological Testing: Extensive experience with a wide range of assessments, including malingering, PTSD, cognitive functioning, and personality profiling. Straightforward and Effective Communicator: Able to distill complex psychological data into clear, persuasive courtroom testimony...
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Jennifer Harrison, PsyD, ABPP ATR-BC

Board Certified Psychologist Trauma Specialist

Therapy Partners of the Peninsula

Burlingame, California
Psychology, Mental Health - Trauma, Child Abuse, Psychopathology, Psychological Testing, Competency, Family Dynamics, Attachment, Child Developement, Human Development, Mental Health Issues, IME, Sexual Abuse
Dr. Jennifer Harrison, PsyD, ABPP, ATR-BC, is a board-certified licensed clinical psychologist with over 20 years of experience specializing in trauma in children and adults. As a highly sought-after expert witness and forensic consultant, she provides independent medical examinations, forensic evaluations, and expert witness services for legal professionals handling complex cases involving trauma, family dynamics, and mental health concerns. Her deep understanding of the psychological impact of trauma, combined with her meticulous analysis of medical records and evidence, allows her to offer well-researched, articulate assessments that contribute to achieving just outcomes. She frequently collaborates with private attorneys and county courts, offering expertise in areas such as personal injury, Murphy evaluations, dangerousness and risk assessment, competency to stand trial, insanity defense, malingering, and federal social security appeals. Dr. Harrison has worked across diverse ...
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Alan M Jaffe, Psy. D.

Forensic Psych-Custody-PTSD-IME-CREDIBILITY-IL WI

Northwestern University Feinberg School of Medicine

Illinois
Psychiatry, Forensic Psychology - Child Custody Eval, Parental Alienation, PTSD, Substance Abuse, Addiction, Child sexual abuse, repressed memory, Sexual Offender, Family Law, Psychological Testing, Malingering, Competency trial, Fitness for Duty, Undue Influence, Standard of Care, independent medical exam, Testmentary Capacity, Post Traumatic Stress, psychology, IME
Dr. Alan M. Jaffe brings 45 years of forensic psychology and experience to the courtroom, having conducted more than 2,000 psychological evaluations in matters ranging from child custody disputes to high-profile criminal cases. He serves as Clinical Assistant Professor of Psychiatry and Behavioral Sciences at Northwestern University Feinberg School of Medicine, a faculty position he has held for over four decades. Dr. Jaffe is the author of the forthcoming academic textbook Parental Alienation Abuse: Psychological Implications and Legal Challenges, published by Nova Science Publishers. This work establishes parental alienation as a distinct form of psychological child abuse and provides courts with an empirically grounded framework for identification and intervention. His scholarship on custody evaluation has been recognized in the University of La Verne Law Review—a distinction rarely accorded to psychologists—and he has been published in multiple American Bar Association journals ...
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MARK S WAGNER, Ph.D.

WAGNER PSYCHOLOGICAL ASSOCIATES

JENKINTOWN, Pennsylvania
Neuropsychology, Vocational Rehabilitation - Cognitive, Traumatic Brain Injury, Concussion, Head Trauma, neurocognitive disorders, seizure disorders, psychological, learning disabilities, emotional distress, job assessment, vocational assessment, psychological testing, psychological assessment, neuropsychological assessment, memory impairment
I am licensed as a psychologist in both Pennsylvania and New Jersey; and board certified as both a clinical neuropsychologist and vocational expert with the American Board of Professional Neuropsychology and the American Board of Vocational Experts. I provide for comprehensive neuropsychological and vocational evaluations for individuals (children, adolescents, adults) presenting with various forms of learning disabilities, developmental disabilities, traumatic brain injuries, memory loss, cognitive impairment, concussions, attention problems, acquired brain injuries, competency issues and dementia. when performing a neuropsychological evaluation, these evaluations are focused on identifying areas of neurocognitive strength and weakness. Focus is not only on the degree or nature of the impairment that the individual presents with, but also how this impacts the individual’s activities of daily living. This includes the ability to return to school or work; and also the individu...
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Neslihan Chandler, PhD

Pediatric Clinical Psychologist - Evaluations

Neslihan Chandler, PhD Private Practice

Fort Worth, Texas
Psychology, Neuropsychology - Psychology, Psychologist, Pediatric Psychologist, Psychological Assessments, Psychological Evaluations, Psychological Testing, Brain Injury, Sexual Assault, Rebuttal Letter, Testing, Traumatic Brain Injury, Cognitive Testing, PTSD, Autism, Neuropsycholoigcal Evaluations, Child Psychology, Medical Malpractice, Personal Injury
Dr. Chandler is a board certified Child & Adolescent Clinical Psychologist. She holds a PhD in Clinical Psychology, is board certified in the state of Texas, and sepcializes in Psychological/Neuropsychological Assessments for children and adolescents. Dr. Chandler has been in practice for 25 years and has private practice in Fort Worth, TX. She has performed over 5,000 clinical evaluations in her private practice and has extensive clinical knowledge and experience. She has been working as an expert witness since 2020. She has worked on personal injury cases, traumatic brain injury cases, sexual assault cases, and medical malpractice cases. Dr. Chandler is highly experienced in administering, scoring, and interpreting a wide variety of psychological tests, including cognitive, emotional, and neuropsychological assessments. Her assessments are individually tailored for each client/sitaution to answer specific referral questions and are based on data-supported, evidenced-based asses...
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Alan M Jaffe, Psy. D.

Forensic Psych-Custody-PTSD-IME-CREDIBILITY-IL WI

Northwestern University Feinberg School of Medicine

Lake Geneva, Wisconsin
Psychiatry, Forensic Psychology - Child Custody Eval, Parental Alienation, PTSD, Substance Abuse, Addiction, Child sexual abuse, repressed memory, Sexual Offender, Family Law, Psychological Testing, Malingering, Competency trial, Fitness for Duty, Undue Influence, Standard of Care, independent medical exam, Testmentary Capacity, Post Traumatic Stress, psychology, IME
Dr. Alan M. Jaffe brings 45 years of forensic psychology and experience to the courtroom, having conducted more than 2,000 psychological evaluations in matters ranging from child custody disputes to high-profile criminal cases. He serves as Clinical Assistant Professor of Psychiatry and Behavioral Sciences at Northwestern University Feinberg School of Medicine, a faculty position he has held for over four decades. Dr. Jaffe is the author of the forthcoming academic textbook Parental Alienation Abuse: Psychological Implications and Legal Challenges, published by Nova Science Publishers. This work establishes parental alienation as a distinct form of psychological child abuse and provides courts with an empirically grounded framework for identification and intervention. His scholarship on custody evaluation has been recognized in the University of La Verne Law Review—a distinction rarely accorded to psychologists—and he has been published in multiple American Bar Association journals ...