Contributors

Joshua M. Abzug, MD 
Assistant Professor, University of Maryland School of Medicine, Department of Orthopaedics, Timonium, Maryland 
Benjamin A. Alman, MD 
A.J. Latner Professor and Chair of Orthopaedics, Vice Chair Research, Department of Surgery, University of Toronto, Head, Division of Orthopaedics and Senior Scientist, Program in Developmental and Stem Cell Biology, Hospital for Sick Children, Toronto, Ontario, Canada 
Alexandre Arkader, MD 
Director, Bone and Soft-Tissue Tumor Program, Children's Orthopaedic Center, Children's Hospital Los Angeles, Assistant Professor, Clinical Orthopaedic Surgery, Keck School of Medicine of USC, Los Angeles, California 
Donald S. Bae, MD 
Department of Orthopaedic Surgery, Boston Children's Hospital, Assistant Professor, Orthopaedic Surgery, Harvard Medical School, Boston, Massachusetts 
James H. Beaty, MD 
Professor, University of Tennessee, Campbell Clinic, Department of Orthopaedic, Surgery & Biomedical Engineering, Orthopaedic Faculty, Le Bonheur Children's Hospital, Memphis, Tennessee 
Laurel Blakemore, MD 
Associate Professor, Division Chief, Pediatric Orthopaedics, Department of Orthopaedics and Rehabilitation, University of Florida, Gainsville, Florida 
Brian Brighton, MD, MPH 
Attending Pediatric Orthopaedic Surgeon, Department of Orthopaedic Surgery, Carolinas Medical Center/Levine Children's Hospital, Charlotte, North Carolina 
Paul D. Choi, MD 
Assistant Professor, Clinical Orthopaedics, Department of Orthopaedic Surgery, Children's Hospital Los Angeles, University of Southern California, Keck School of Medicine of USC, Los Angeles, California 
Haemish A. Crawford, MB, ChB, FRACS 
Pediatric Orthopaedic Surgeon, Department of Pediatric Orthopaedic Surgery, Starship Children's Hospital, Auckland, New Zealand 
John P. Dormans, MD, FACS 
The Richard M. Armstrong, Jr. Endowed Chair in Pediatric Orthopedic Surgery, Chief, Orthopedic Surgery, Professor, Orthopedic Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 
Eric W. Edmonds, MD 
Assistant Professor, University of California, San Diego, Co-Director, Sports Medicine Program, Rady Children's Hospital San Diego, San Diego, California 
Mark Erickson, MD 
Associate Professor, Department of Orthopaedic Surgery, University of Colorado School of Medicine, Rose Brown Chairman of Orthopaedic Surgery, Children's Hospital Colorado, Aurora, Colorado 
Kristin A. Fickenscher, MD 
Vice Chair, Radiology, Assistant Professor, Radiology, University of Missouri-Kansas City School of Medicine, Kansas City, Missouri 
John M. Flynn, MD 
Associate Professor, Orthopaedic Surgery, University of Pennsylvania School of Medicine, Associate Chief, Orthopaedic Surgery, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania 
Steven L. Frick, MD 
Chair of Orthopedic Surgery, Department of Orthopedics, Nemours Children's Hospital, Orlando, Florida 
Sumeet Garg, MD 
Assistant Professor, Department of Orthopaedic Surgery, University of Colorado School of Medicine, Pediatric Orthopaedic Surgeon, Children's Hospital Colorado, Aurora, Colorado 
Michael P. Glotzbecker, MD 
Instructor, Harvard Medical School, Department of Orthopaedic Surgery, Boston Children's Hospital, Boston, Massachusetts 
Matthew Halanski, MD 
Associate Professor, Department of Orthopaedics and Rehabilitation, University of Wisconsin, American Family Children's Hospital, Madison, Wisconsin 
Daniel J. Hedequist, MD 
Assistant Professor, Orthopaedic Surgery, Harvard Medical School, Attending Orthopaedic Surgeon, Division of Spinal Surgery, Children's Hospital, Boston, Massachusetts 
William L. Hennrikus, MD 
Professor, Pediatric Orthopaedic Surgery, Sports Medicine, Penn State Hershey Bone and Joint Institute, Hershey, Pennsylvania 
Martin J. Herman, MD 
Associate Professor, Department of Orthopedic Surgery, Drexel University College of Medicine, St. Christopher's Hospital for Children, Philadelphia, Pennsylvania 
Benton E. Heyworth, MD 
Attending Orthopaedic Surgeon, Division of Sports Medicine, Department of Orthopaedic Surgery, Children's Hospital, Clinical Instructor in Orthopaedic Surgery, Harvard Medical School, Boston, Massachusetts 
James R. Kasser, MD 
Catherine Ormandy Professor of Orthopaedic Surgery, Harvard Medical School, Surgeon-in-Chief, Orthopaedic Center, Boston Children's Hospital, Boston, Massachusetts 
Robert M. Kay, MD 
Professor, Orthopaedic Surgery, Keck School of Medicine of USC, Vice Chief, Children's Orthopaedic Center, Children's Hospital Los Angeles, Los Angeles, California 
Harry K.W. Kim, MD, MS, FRCSC 
Director of Research, Pediatric Orthopaedic Surgeon, Texas Scottish Rite Hospital for Children, Associate Professor, Orthopaedics, UT Southwestern Medical Center, Dallas, Texas 
Young-Jo Kim, MD 
Assistant Professor, Orthopaedic, Harvard Medical School, Boston, Massachusetts 
Mininder S. Kocher, MD, MPH 
Associate Director, Division of Sports Medicine, Department of Orthopaedic Surgery, Children's Hospital, Professor, Orthopaedic Surgery, Harvard Medical School, Boston, Massachusetts 
Scott H. Kozin, MD 
Chief of Staff, Shriners Hospital for Children, Professor, Orthopaedic Surgery, Temple University, Philadelphia, Pennsylvania 
J. Todd Lawrence, MD, PhD 
Attending Physician, Children's Hospital of Philadelphia, Assistant Professor, Orthopaedic Surgery, University of Pennsylvania, Department of Orthopaedic Surgery, Philadelphia, Pennsylvania 
Lois K. Lee, MD, MPH 
Attending Physician, Harvard Medical School, Division of Emergency Medicine, Boston Children's Hospital, Boston, Massachusetts 
Nina Lightdale-Miric, MD 
Director, Pediatric Hand & Upper Extremity Orthopaedic Surgery, Children's Hospital Los Angeles, Assistant Clinical Professor, Keck School of Medicine of USC, Los Angeles, California 
Scott J. Luhmann, MD 
Associate Professor, Department of Orthopaedic Surgery, Washington University School of Medicine, St. Louis Children's Hospital, Shriner's Hospital for Children, St. Louis, Missouri 
Travis H. Matheney, MD 
Staff Physician, Orthopaedic Surgery, Boston Children's Hospital, Assistant Professor, Harvard Medical School, Boston, Massachusetts 
James McCarthy, MD 
Division Director, Pediatric Orthopaedic Surgery, Alvin H Crawford Chair, Pediatric Orthopaedics, Cincinnati Children's Hosptial, Professor, University of Cincinnati, Department of Orthopaedic Surgery, Cincinatti, Ohio 
Charles T. Mehlman, DO, MPH 
Pediatric Orthopaedic Trauma Surgeon, Professor, Pediatrics & Pediatric Orthopaedic Surgery, Division of Pediatric Orthopaedic Surgery, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio 
James F. Mooney, MD 
Professor, Orthopaedic Surgery, Medical University of South Carolina, Chief, Pediatric Orthopaedics, Medical University of South Carolina, Charleston, South Carolina 
Scott J. Mubarak, MD 
Professor, University of California, San Diego, Director, Department of Orthopedics, Rady Children's Hospital San Diego, San Diego, California 
Blaise A. Nemeth, MD 
Associate Professor, Department of Orthopaedics and Rehabilitation, University of Wisconsin, American Family Children's Hospital, Madison, Wisconsin 
Peter O. Newton, MD 
Clinical Professor, Department of Orthopedic Surgery, University of California, San Diego, Rady Children's Hospital San Diego, San Diego, California 
Kenneth J. Noonan, MD 
Associate Professor, Department of Orthopaedics and Rehabilitation, University of Wisconsin, American Family Children's Hospital, Madison, Wisconsin 
Karl E. Rathjen, MD 
Professor, Department of Orthopaedic Surgery, University of Texas Southwestern Medical School, Staff Orthopaedist, Texas Scottish Rite Hospital for Children, Dallas, Texas 
Wudbhav N. Sankar, MD 
Assistant Professor, Department of Orthopaedic Surgery, Perelman School of Medicine, University of Pennsylvania, Attending Surgeon, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania 
Jeffrey R. Sawyer, MD 
Associate Professor, Director, Pediatric Orthopaedic Fellowship, University of Tennessee, Campbell Clinic Department of Orthopaedic Surgery & Biomedical Engineering, Orthopaedic Faculty, Le Bonheur Children's Hospital, Memphis, Tennesee 
Susan A. Scherl, MD 
Professor, Pediatric Orthopaedic Surgery, The University of Nebraska, Children's Hospital and Medical Center, Omaha, Nebraska 
Jonathan G. Schoenecker, MD, PhD 
Assistant Professor, Orthopaedic Surgery and Rehabilitation, Assistant Professor, Pathology, Microbiology, and Immunology, Assistant Professor, Pharmacology, Assistant Professor, Pediatrics, Vanderbilt University Medical Center, Nashville, Tennessee 
Richard M. Schwend, MD, FAAP 
Clinical Professor, Orthopaedic Surgery, Director, Orthopaedic Research Program, Chair, American Academy of Pediatrics, University of Missouri-Kansas City School of Medicine and University of Kansas Medical Center, Kansas City, Missouri 
Apurva S. Shah, MD, MBA 
Assistant Professor, Department of Orthopaedics and Rehabilitation, University of Iowa Hospitals and Clinics, Iowa City, Iowa 
Frances Sharpe, MD 
Clinical Instructor, Orthopedic Hand and Microsurgeon, USC Department of Orthopedics, Los Angeles, California 
Kevin G. Shea, MD 
Medical Staff, St. Luke's Children's Hospital, Boise, Idaho 
Benjamin Shore, MD, FRCSC 
Instructor in Orthopaedic Surgery, Harvard Medical School, Boston Children's Hospital, Boston, Massachusetts 
Ernest L. Sink, MD 
Co-Director, Center for Hip Preservation, Hospital for Special Surgery, Associate Attending Orthopaedic Surgeon, Co-Director of Hospital for Special Surgery's Center for Hip Preservation, Hospital for Special Surgery, Associate Professor, Clinical Orthopaedic Surgery, Weill Cornell Medical College, Associate Attending Orthopaedic Surgeon, New York-Presbyterian Hospital, New York, New York 
David L. Skaggs, MD 
Chief, Orthopaedic Surgery, Children's Hospital Los Angeles, Professor, Orthopaedic Surgery, University of Southern California School of Medicine, Los Angeles, California 
Brian G. Smith, MD 
Professor of Orthopaedics and Rehabilitation and of Pediatrics and Clinical Professor of Nursing, Director, Yale Pediatric Orthopaedics and Rehabilitation, Residency Program Director, Department of Orthopaedics, Yale School of Medicine, New Haven, Connecticut 
Anthony A. Stans, MD 
Consultant, Department of Orthopedic Surgery, Mayo Clinic, Rochester, Minnesota 
Milan V. Stevanovic, MD, PhD 
Professor, Orthopaedics and Surgery, Hand and Microsurgery, University of Southern California, Keck School of Medicine of USC, USC Department of Orthopedics, Los Angeles, California 
Michael Vitale, MD, MPH 
Ana Lucia Professor of Clinical Orthopaedic Surgery, Columbia University, Attending Orthopaedic Surgeon, Morgan Stanley Children's Hospital of New York, Associate Chief, Division of Pediatric Orthopaedics, Department of Orthopaedic Surgery, Chief, Pediatric Spine and Scoliosis Surgery, Department of Orthopaedic Surgery, New York, New York 
Eric J. Wall, MD 
Director, Orthopaedic Sports Medicine, Director, Orthopaedic Fellowship, Professor, UC Department of Surgery, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio 
William C. Warner Jr, MD 
Professor, Department of Orthopaedic Surgery, University of Tennessee, Campbell Clinic, Memphis, Tennessee 
Peter M. Waters, MD 
Clinical Chief, Orthopaedic Surgery, Boston Children's Hospital, Professor, Orthopaedic Surgery, John E. Hall Professor of Orthopaedic Surgery, Harvard Medical School, Boston, Massachusetts