Patrick J. McMahon, MD, is the founder of McMahon Orthopedics and Rehabilitation, McGowan Institute for Regenerative Medicine, University of Pittsburgh School of Medicine.


Harry B. Skinner, MD, Professor Emeritus, Orthopaedic Surgery, University of California, Irvine School of Medicine; and Professor, Mechanical & Aerospace Engineering, The Henry Samueli School of Engineering, University of California, Irvine.