Dr. Parker received his MD from the Ohio State University College of Medicine and is currently Chairman of orthopaedic surgery at Cleveland Clinic as well as co-author of Netter Collection of Medical Illustrations: Musculoskeletal Sysytem.

Joseph E. Parrillo, MD, FCCM is Chairman, Heart and Vascular Hospital, Hackensack University Medical Center and Professor of Medicine, Rutgers New Jersey Medical School in Hackensack, New Jersey. He is a co-author of Critical Care Medicine, 5th Edition. MORE

Dr. Parsons received her MD from the University of Arizona College of Medicine and is currently a professor and Chair of Medicine at the University of Vermont College of Medicine as well as co-author of Critical Care Secrets, 5th Edition.

Alan W. Partin, MD is a professor of urology at the Johns Hopkins Medical Institution and is the director of the Brady Urological Institute and an editor of the tenth edition of Campbell-Walsh Urology.

Dr. Patel received his MD at Shree Sayaji General Hospital & Medical College, India and is currently a researcher of head & neck surgery at Memorial Sloan-Kettering Cancer Center. He is co-author of Head and Neck Surgery and Oncology.