Neuropsychology Expert Witnesses

Neuropsychology, Psychology - Brain injury, organic brain disorders, dementia, MVC, TBI, mTBI, PTSD, disability, rehabilitation, ERISA, psychological assessment, neuropsychological assessment, mass tort, PsyPact

Dr. Sharna Wood is a SEAK-trained consulting neuropsychologist who has independently practiced in Texas since 2009, although she has worked in assessment since 2001. Her training was primarily in the public hospital system in Fort Worth, but she experienced a wide variety of training settings, including neurocognitive rehabilitation, private practice, and rural outreach. Her professional career includes several faculty and director positions in the areas of psychology and neuropsychology. Dr. Wood’s professional affiliations include the National Alliance of Professional Providers of Psychology, where she served on the executive board, as events coordinator, and associate editor of The Clinical Practitioner. She is also a member of Aerospace Medical Association, and the National Academy of Neuropsychology. Dr. Wood's primary practice location is in Cleburne, Texas, near Fort Worth, but she is willing to travel to evaluate individuals for whom travel is difficult. Although licensed...

Neurophysiology, Forensic Science - Neuroscience, Psychoactive drugs, Traumatic brain injury, Violent behavior, Alcohol blackout, Consciousness, Altered states of consciousness, Memory, Criminality, Intentionality, Crime scene, Neuropsychology, Sleep, Victimology, Bloodstain pattern analysis, Homicide, Suicide, Violent crime

Dr A. E. Du Beau, PhD, MS, BS, is a neuroscientist with special expertise in forensics. Neuroscience investigates all aspects of the brain’s functionality, inclusive of neurochemical and anatomical processes that underlie behavior, perception, cognition, mentation and consciousness. Dr Du Beau’s neuroscientific expertise includes altered states of consciousness and sleep, alcohol blackout, psychoactive drugs, traumatic brain injury, memory processes, intentionality, violence and criminality. For contrast, psychologists and psychiatrists are clinicians who are principally focused on the mental state of any given patient, diagnostics and establishing a therapeutic relationship. Conversely, neuroscience uses an analytical approach to understanding how the brain works. Dr Du Beau’s doctoral research at the prestigious University of Glasgow (Scotland, United Kingdom) investigated the neurochemical properties of neural systems using an array of sophisticated laboratory, surgica...

Neuropsychology, Psychology - Neuropsychology, Pediatric Neuropsychology, Traumatic Brain Injury, TBI, Birth Injury, Undue Influence, Hypoxia, HIE, Capacity, Probate, Post-Death, Disability, Medical Malpractice, Neurodevelopmental, Learning Disability, Autism, OCD, ADHD, PTSD, Emotional Distress, Special Education, Malingering

Dr. Chidekel is a fellow of the American Academy of Pediatric Neuropsychology. She has been certified by the American Board of Pediatric Neuropsychology since 2001. She is also a fellow of the American College of Professional Neuropsychology. She has been certified by the American Board of Professional Neuropsychology since 2006. Dr. Chidekel currently maintains a private clinical practice of neuropsychological assessment of children and adults in Southern California. She is known for her ability to present complex ideas in simple terms, so they are accessible and interesting (really, fascinating) to everyone. The findings of an evaluation come to life as part of the larger story of the examinee's life and circumstances. Dr. Chidekel serves as a consultant and expert witness in personal injury, elder law, probate litigation (including post-death determination of capacity and/or influence), employment, business, class action, disability determination, special education, and (...

Forensic Psychology, Neuropsychology - Post Traumatic Stress Disorder (PTSD), Traumatic Brain Injury, Testamentary Capacity, Undue Influence, Personal Injury, Forensic Psychology, Neurology, Neuropsychology, Violence Risk, Mitigation, Resentencing, Sex Offenders, Employment Discrimination & Harassment, False Confession, Juvenile Evals

Dr. Ernst, the forensic director of the Pacific Forensic Group, specializes in PTSD, Mitigation and Resentencing, Testamentary Capacity and Undue Influence, and Employment Evaluation. He is one of a select group fewer than 40 psychologists in California who have undergone the rigorous examination process necessary to obtain Board Certification in Forensic Psychology. Dr. Ernst is an Associate Clinical Professor in the UCSF Department of Psychiatry where he provides teaching and supervision on a voluntary basis. As a trauma expert, Dr. Ernst chose to complete an additional year of fellowship training in PTSD at the San Francisco Veterans Hospital. The Pacific Forensic Group is a California based expert witness firm. Conducting evaluations in English and Spanish, our team includes experts board certified in neurology, forensic psychology, and rehabilitation neuropsychology. We are positioned to address the vast majority of forensic issues related to the brain, behavior, and psychol...

Neuropsychology, Psychology - Traumatic Brain Injury (TBI), Concussion, Post Concussion Syndrome (PCS), Chronic Traumatic Encephalopathy (CTE), Posttraumatic Stress Disorder (PTSD), Stroke, Personal Injury, Dementia, Depression, Substance Abuse, Neuropsychological Assessment, Malingering, Neuropsychology, Consultation.

Dr. Lars Hungerford was board certified in clinical neuropsychology through the American Board of Professional Psychology in 2012 and has over 20 years of experience. He is considered a subject matter expert on traumatic brain injury and has extensive experience evaluating patients with brain injuries ranging in severity from mild to severe. He has given numerous invited lectures to national and international audiences on topics such as chronic traumatic encephalopathy, post-concussive syndrome, mild traumatic brain injury, and posttraumatic stress disorder and has been routinely praised for his ability to present complex information in interesting and accessible ways. Dr. Hungerford has worked in various settings (e.g. inpatient hospitals, outpatient hospitals, psychiatric inpatient hospitals, military treatment facilities, and private practice) and is engaged in research, education, and clinical work related to brain injury and associated conditions. He dedicates part of his prac...

Neuropsychology, Psychology - Traumatic Brain Injury (TBI), Concussion, Post Concussion Syndrome (PCS), Posttraumatic Stress Disorder (PTSD), Stroke, Personal Injury, Dementia, Neurodegenerative Diseases, Depression, Substance Abuse, Neuropsychological Assessment, Malingering, Neuropsychology, Consultation.

Dr. Marreiro (PSY26835) is a board-certified clinical neuropsychologist and Qualified Medical Evaluator for the State of California Division of Workers Compensation. She is the Director of Neuropsychology at the Ray Dolby Brain Health Center at California Pacific Medical Center/Sutter Pacific Medical Foundation, and the founder and President of Bay Area Cognitive Health. She is also president for the Northern California Neuropsychology Forum, member-at-large for Division VIII-Neuropsychology of California Psychological Association, and board member for the San Francisco Neurological Society. Her clinical expertise extends across a wide range of lifespan conditions, including but not limited to, Alzheimer’s disease and related dementias, movement disorders, stroke, cancer, traumatic brain injury/concussion, multiple sclerosis, chronic pain, sleep disorders, ADHD/Learning disorders, and mood problems. Through her role as Senior Educational Consultant with Pearson Assessments, sh...

Neuropsychology, Brain Injury Medicine - Brain Injury, Traumatic Brain Injury, TBI, Neuropsychology, Post Traumatic Stress Disorder, PTSD, Fitness for Duty, Malingering, Competency to Stand Trial, Not Guilty by Reason of Insanity, Psychology, Military Mental Health, Developmental Disorder, Disability, Intellectual Impairment, Autism

Dr. Jonathan Gross is a fellowship-trained neuropsychologist and licensed psychologist with extensive experience in the fields of neuropsychology, neuropsychological rehabilitation, and psychological assessment. He has trained at various centers of excellence including Emory University, the Mount Sinai Medical Center, and Brooks Rehabilitation Hospital. Dr. Gross holds expertise in the evaluation of traumatic brain injury and other neuromedical conditions including dementia, stroke, and developmental disorders (such as Autism Spectrum Disorder and intellectual impairment). He devoted ten years of practice serving US Veterans through the VA community provider system where he evaluated and treated veterans for traumatic brain injury, dementia, posttraumatic stress disorder, and associated conditions. Dr. Gross employs a comprehensive and in-depth approach to assessment which allows him to identify a diverse range of factors that contribute to symptoms including effects of brain trauma...

Neuropsychology, Mental Health - Pediatric, Neuropsychology, Traumatic Brain Injury, TBI, Concussion, Stroke, Epilepsy, Prenatal Injury, Birth Injury, Teratogenic, Hypoxia, HIE, Stroke, Developmental Disorder, Autism, ADHD, Learning Disorder, Childhood Dementia, Near Drowning, Memory, Attention, Behavior, Board Certified.

Double-boarded in Clinical Neuropsychology and Pediatric Neuropsychology by the American Board of Professional Psychology. I have also been certified as a Brain Injury Specialist through the Brain Injury Association of America. Employed by Nicklaus Children's Hospital for the past 16 years, where I work very closely with neurology and neurosurgical colleagues. Formerly "Miami Children's Hospital", we are the largest dedicated pediatric hospital in the state. Clinical cases range from frank acquired brain injury to more subtle gestational or birth injuries. Most referrals have complex medical and psychiatric presentations, typically with multiple underlying etiologies. Training and experience spans from infancy to geriatrics, with patients seen from infancy through young adulthood. Expert witness for both plaintiff and defense: includes Independent Neuropsychological Evaluations /"CME's", record reviews, and consultation services. Forensic neuropsychology evaluations in the tri-...

Forensic Psychology, Neuropsychology - PTSD, Trauma, Posttraumatic Stress Disorder, TBI, Traumatic brain injury, Memory, Neuropsychology, Sexual abuse, Sexual assault, Immigrants, Veterans, Motor Vehicle Accidents, Assessment, Malingering, Personal Injury

Kristin Samuelson, Ph.D. is a clinical and forensic psychologist living in New Orleans, Louisiana. She is a former professor who brings over 20 years of experience as an expert witness and forensic evaluator in litigation related to traumatic stress. Dr. Samuelson received her PhD in clinical psychology in 1998 from the University of Virginia and completed her predoctoral internship and postdoctoral fellowship at Stanford University Division of Child and Adolescent Psychiatry. Since 2001, her research and clinical practice have been devoted to understanding and treating trauma. From 2001 to 2015 she was a Research Psychologist and Director of Assessment for the Stress and Health Research Program at the San Francisco VA Medical Center, a research program dedicated to the neurobiology of PTSD and trauma treatment. She served as the neuropsychologist for that research program and was responsible for diagnostic and neuropsychological assessment of trauma survivors with PTSD, traumat...

Forensic Psychology, Neuropsychology - Post Traumatic Stress Disorder (PTSD), Traumatic Brain Injury, Testamentary Capacity, Undue Influence, Personal Injury, Forensic Psychology, Neurology, Neuropsychology, Violence Risk, Mitigation, Resentencing, Sex Offenders, Employment Discrimination & Harassment, False Confession, Juvenile Evals

Dr. Ernst, the forensic director of the Pacific Forensic Group, specializes in PTSD, Mitigation and Resentencing, Testamentary Capacity and Undue Influence, and Employment Evaluation. He is one of a select group fewer than 40 psychologists in California who have undergone the rigorous examination process necessary to obtain Board Certification in Forensic Psychology. Dr. Ernst is an Associate Clinical Professor in the UCSF Department of Psychiatry where he provides teaching and supervision on a voluntary basis. As a trauma expert, Dr. Ernst chose to complete an additional year of fellowship training in PTSD at the San Francisco Veterans Hospital. The Pacific Forensic Group is a California based expert witness firm. Conducting evaluations in English and Spanish, our team includes experts board certified in neurology, forensic psychology, and rehabilitation neuropsychology. We are positioned to address the vast majority of forensic issues related to the brain, behavior, and psychol...