B.S. from the University of Wisconsin. M.D. Internship, Residency in Internal Medicine and Post-Doctoral fellowship in Rheumatology at The Johns Hopkins University School of Medicine. Associate Professor of Medicine at the Johns Hopkins University School of Medicine in Baltimore, Maryland for over twenty five years. Conducted research in osteoarthritis, osteoporosis, osteonecrosis, systemic lupus erythematosus, vasculitis, polymyalgia rheumatica, spondyloarthropathies, Giant cell arteritis, polymyositis, reflex sympathetic dystrophy, tendinitis and a variety of other diseases that have an immunologic basis. Conducted more than 70 studies on pharmaceutical treatment of rheumatic disease. Published over 100 articles and abstracts in peer reviewed journals as well as several dozen chapters in textbooks of medicine. In addition to his expertise in medical malpractice and MDL litigation, Dr. Zizic has extensive experience as both an invalidity as well as a non-infringement expert in patent litigation.