
•Chief of the Scoliosis Service, Hospital for Special Surgery
•Attending Orthopedic Surgeon, Hospital for Special Surgery
•Professor of Orthopedic Surgery, Weill Cornell Medical College
•Attending Orthopedic Surgeon, New York-Presbyterian Hospital
•Associate Attending Orthopedic Surgeon, Memorial Sloan-Kettering Cancer Center
•American Academy of Orthopaedic Surgeons
Scoliosis Research Society, President 2009
•North American Spine Society
Spine Society
•American Medical Association