Mark D. Miller, MD, S. Ward Casscells Professor, Department of Orthopaedics, University of Virginia, Charlottesville, Virginia and Stephen R. Thompson, MD, MEd, FRCSC, Cooperating Associate Professor of Sports Medicine, University of Maine, Medical Director, EMMC Sports Health, Deputy Editor, The Journal of Bone and Joint Surgery, Eastern Maine Medical Center Bangor, Maine; Cofounder and Codirector, Miller Review Course Part II, Denver , Colorado