Mild TBI (Concussion) Seminar

Diana Kraemer, MD

Dr. Kraemer is a board-certified neurosurgeon with extensive experience treating traumatic brain injuries. She is an author of the AMA Guides to the Evaluation of Permanent Impairment and is certified in the evaluation of impairment and disability ratings through the International Association of Independent Medical Examiners.

Donald C. Sinclair II, JD

Mr. Sinclair is Of Counsel at Steptoe & Johnson. An experienced litigator, he concentrates his practice on occupational and environmental litigation in the energy and transportation sectors, including toxic and traumatic brain injury, seizures, and syncope; occupational injury, disease, and disorder; toxic torts; the evidence-based determination of medicolegal causation; and the admissibility of novel and complex scientific evidence. 

Shane Journeay, PhD, MD, MPH

Dr. Journeay is a dual-certified physician in physical medicine and rehabilitation and occupational medicine. He is also the JD Irving Research Chair in Occupational Medicine at the Dalhousie Medical School in New Brunswick, Canada. He serves on the editorial boards for the Journal of Occupational Medicine and Toxicology and PM&R.

David E. Hartman PhD, MS, ABN, ABPP

Dr. Hartman is a board-certified neuropsychologist and clinical psychologist. He currently practices in medical and forensic neuropsychology, where he examines patients, provides record reviews, and prepares reports to a Daubert standard. Dr. Hartman’s forensic practice involves differential diagnostic review and examination of patients with complex, often disputed and multidetermined clinical complaints. Dr. Hartman has taught in various programs in the Chicago region and professionally lectures in the areas of medical and forensic neuropsychology.

Les Kertay, PhD

Dr. Kertay is board certified in clinical psychology and is a fellow of the American Academy of Clinical Psychology and the International Academy of Independent Medical Examiners. With over 50 years of clinical experience, his expertise includes health psychology, disability medicine, worker’s compensation, absence management, return-to-work, and medical-psychiatric comorbidity, with a particular passion for improving workplace mental health. Over the last 25 years, he has published and presented nationally and internationally in these areas.  

Kurt Hegmann, MD, MPH

Dr. Hegmann is a board-certified occupational medicine physician who has been practicing for more than 30 years. He is the director of the University of Utah and Weber State University’s Rocky Mountain Center for Occupational and Environmental Health. A renowned researcher within the field of occupational medicine, he is also the editor-in-chief of the American College of Occupational and Environmental Medicine’s (ACOEM) Evidence-Based Practice Guidelines, which is slated to publish an updated Traumatic Brain Injury Guideline in 2025.