Scott W. Trenhaile, MD, FAAOS, FAANA, is a shoulder surgeon at OrthoIllinois in Rockford, Illinois, specializing in advanced arthroscopic and reconstructive shoulder surgery, including rotator cuff repair, shoulder instability, and shoulder arthroplasty. He serves as Assistant Professor at Rush University Medical Center and Clinical Assistant Professor of Surgery at the University of Illinois College of Medicine. Dr. Trenhaile is an active member of the American Shoulder and Elbow Society, a Fellow of the AAOS, and a Fellow of AANA. A frequent national and international faculty member, Dr. Trenhaile has lectured extensively on rotator cuff repair, biologic augmentation, shoulder instability, shoulder arthroplasty, navigation, mixed reality, active intelligence, and surgical innovation. He has authored more than 60 publications, book chapters, surgical technique articles, and educational works, and holds 11 issued U.S. patents related to soft-tissue repair and surgical technology.