Rajiv K. Sethi, MD, Director, Neuroscience Institute, Departments of Orthopedics and Neurosurgery, Virginia Mason Medical Center, Department of Health Sciences, University of Washington, Seattle, WA, USAAnna K. Wright, PhD, Neuroscience Institute, Virginia Mason Medical Center, Seattle, WA, USAMichael G. Vitale, MD, MPH, Professor of Pediatric Orthopedic Surgery, Chief of Pediatric Spine and Scoliosis Surgery, Morgan Stanley Children's Hospital, Columbia University Medical Center, New York, NY, USA