Amer F. Samdani, MD, is Chief of Surgery, Shriners Hospitals for Children-Philadelphia, Philadelphia, Pennsylvania, USA. Peter O. Newton, MD, is Chief, Division of Orthopaedics & Scoliosis, Rady Children's Hospital-San Diego and Clinical Professor, UC San Diego School of Medicine, San Diego, California, USA. Paul D. Sponseller, MD, is the Sponseller Professor and Head of Pediatric Orthopaedic Surgery, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA.
Harry L. Shufflebarger, MD, is Director, Division of Spinal Surgery, Nicklaus Children's Hospital, Miami, Florida, USA. Randal R. Betz, MD, is Pediatric scoliosis and Spine Surgeon, Institute for Spine & scoliosis, Lawrenceville, New Jersey, USA.