Dr. Nachman Brautbar is board-certified in internal medicine, forensic medicine and nephrology, with specialization in toxicology. He is a Clinical Professor of Medicine Emeritus at the University of Southern California. He specializes in toxicological and internal medicine aspects of injury, in the workplace and environment, alcohol/drug toxicity, product liability, personal injury and standard of care. He has published over 200 scientific papers and book chapters. Dr. Brautbar has worked with both the Plaintiff and Defense, and has testified as an expert witness in internal medicine, nephrology and toxicology in toxic torts and product liability cases.