Sleep Deprivation Expert Witnesses

Durango, Colorado

Human Factors, Transportation - Distracted Driving, positive guidance, Fatigue, Sleep Deprivation, Visibility, expectancy, Autonomous Vehicles, Driver Assistance Technologies, Perception-Reaction Time, Looming, Drowsy Driving, Conspicuity, Sleep Deprivation and Shift Work, Human Performance and Behavior, Driver Actions, Advanced Driver Assistance Systems

Dr. Grugle is a human factors expert who specializes in cases involving human performance and behavior, particularly in motor vehicle collisions. Her areas of specialization include fatigue, sleep deprivation, and drowsy driving, as well as distracted driving, looming, visibility/conspicuity, and driver actions. Dr. Grugle has conducted hundreds of forensic investigations on cases involving these issues as well as cases involving roadway design (expectancy and positive guidance), and driver assistance technologies (forward collision warning, lane departure warning). Dr. Grugle is a Board-Certified Human Factors Professional (CHFP) with over 20 years of academic, research and industry experience in human factors engineering. She was awarded competitive human factors research grants from the National Science Foundation, the Ohio Department of Transportation, and the Cleveland State University Transportation Center and her research has been published in national and international pee...

Boynton Beach, Florida

Otolaryngology, Sleep Medicine - Sinus Surgery, Traumatic Hearing Loss/Vertigo, Defense Base Act, DBA, Mold Exposure, Sleep Apnea, insomnia, sleep deprivation, sleep medications, sinusitis, balloon sinus dilation, Balloon Sinuplasty, ENT, snoring, tonsils, CPAP, driver fatigue, ear nose and throat, hearing loss, tinnitus

Full time clinician double Board-Certified in both Otolaryngology (Ear, Nose and Throat) – Head and Neck Surgery and Sleep Medicine. Over ten years of consulting and forensic experience: expert witness for Plaintiff and Defense cases - traumatic hearing loss/vertigo, mold exposure, class-action tobacco/oil spill/3M, medical device patent, sleep deprivation accidents, and medical malpractice. Dr. Brodner also performs VA Nexus letters, utilization and disability review, IMEs (in-person and Zoom - Domestic and International), and Industry clinical research/R&D. National thought leader on Balloon Sinus surgery. Served on the Medical Advisory Board for Entellus Medical charged with developing and implementing a physician education program for teaching balloon sinus surgery to other ENT surgeons. Duties included lectures, small-group conferences, live demonstrations during surgery, webinars, and hands-on cadaver labs. Published original research on the safety and efficacy of bal...

Boston, Massachusetts

Sleep Medicine, Hospitalist - polysomnogram, internal medicine, sleep apnea, sepsis, pulmonary embolism, sleep study, licensing exams, CPAP, insomnia, delirium, parasomnia, trainee supervision, medication side effects, sleep deprivation, handoff, standard of care, NP and PA supervision, inpatient, medication reconciliation, restless legs syndrome

Dr. Chang completed medical school at Columbia University followed by residency and fellowship at two of the core teaching hospitals affiliated with Harvard Medical school. Since completion of training she has held faculty position at Harvard Medical School for over 10 years. Current clinical practice consists of approximately 60% hospital medicine and 40% sleep medicine; she is board certified in both fields. Within sleep medicine Dr. Chang proficient in the interpretation of polysomnograms and home sleep apnea tests as well as outpatient and telehealth management of sleep disorders. She also teaches within the Mass General Brigham Sleep Medicine Fellowship. Her internal medicine/hospitalist work currently includes both direct care and supervisory roles. She has worked both as a nocturnist and a daytime hospitalist. Dr. Chang has substantial experience in teaching at all levels: medical students, residents, and fellows as well as advanced practice providers (nurse practitioner...

Stoneham, Massachusetts

Transportation, Human Factors - Driver Fatigue, Fatigue Impairment, Human Fatigue, Accident Investigation, Human Factors, Operator Fatigue, Driver Alertness, Circadian Rhythms, Sleep Deprivation, Drowsy Driving, Fatigue Risk Management, Chronobiology, Truck Accidents, Motor Vehicle Accidents, Rail Accidents, Marine Accidents

Fred W. Turek, Ph.D., a consultant for Circadian Expert Services is a professor at Northwestern University where he served as the Chair of the Department of Neurobiology & Physiology for over 10 years. Dr. Turek is presently the Charles E. and Emma H. Morrison Professor of Biology and the founder and director of the Center for Sleep and Circadian Biology at Northwestern University. Dr. Turek has served on a number of government advisory bodies and his research on biological rhythms has been supported by the National Institutes of Health, the National Science Foundation, NASA, the Air Force Office of Scientific Research, the Army Research Office, DARPA. Dr. Turek was the founding president of the Society for Research on Biological Rhythms (SRBR) and the Editor-in-Chief and Deputy Editor in Chief of the Journal of Biological Rhythms. Dr. Turek has received several awards in recognition of his academic and research achievements, including an NIH Research Career Development Award, S...

Ann Arbor, Michigan

Sleep Medicine, Telemedicine - Restless legs syndrome (RLS), Insomnia, Obstructive sleep apnea (OSA), Central sleep apnea (CSA), Drowsy driving, Sleep-related accidents, Shift work, Narcolepsy, Idiopathic hypersomnia, Oral appliance treatment, CPAP, Sleepwalking, Parasomnias, Sleep behaviors, Sleep deprivation, Daytime sleepiness

Andy Berkowski, MD is a neurologist and sleep medicine specialist who can provide his depth of knowledge to a variety of sleep-related situations in medical expert witness work. Dr. Berkowski earned an undergraduate degree in religious studies from Stanford University before attending medical school at Wayne State University in Detroit. He completed an internship at Henry Ford Hospital and residency in adult neurology at the Detroit Medical Center/Wayne State University. He returned to Stanford for fellowship training at the renown Stanford Sleep Medicine Center. Following training, he spent seven years as an academic sleep physician at the University of Michigan and Cleveland Clinic before founding ReLACS Health in 2022. ReLACS Health is a direct specialty care clinic specializing in the personalized treatment of complex sleep conditions including restless legs syndrome (RLS) and insomnia disorder through telemedicine. In addition to his clinical work, Dr. Berkowski is a Fellow...

Memphis, Tennessee

Sleep Medicine, Pediatric Neurology - sleep disorders, excessive sleepiness, narcolepsy, idiopathic hypersomnia, obstructive sleep apnea, sleep deprivation, motor vehicle accidents and sleep, post-traumatic hypersomnia, commercial drivers and sleepiness, complex sleep behaviors, polysomnography, sleep studies, external peer reviews, drowsy driving

Board certified neurologist and full-time sleep medicine specialist (Board certified) who evaluates and manages the full range of sleep disorders in children, adolescents and adults; focus on excessive sleepiness and hypersomnia, narcolepsy, idiopathic hypersomnia, accident risk and sleep disorders, drowsy driving, cognitive impairment, post-traumatic hypersomnia, and complex sleep behaviors. Active in the American Academy of Sleep Medicine (AASM) including board of directors 2010-2016, participation on numerous national committees and task forces including the AASM Standards of Practice committee, numerous publications related to diagnosis and treatment of sleep disorders, and prior academic appointments at Baylor College of Medicine (1998-2006) and University of Alabama at Birmingham (1991-1998). In practice since 2006 in Memphis, TN, a large quadra-modal transportation and shipping hub (world hub and headquarters for FedEx) with thousands of pilots, air traffic controllers, c...