John P PryorDr. John P. Pryor, MD is Assistant Professor of Surgery and the Trauma Program Director in the Division of Traumatology and Surgical Critical Care at The University of Pennsylvania.Barbara A. Todd, MSN CRNP FAANP is the director of the on-Physician Practitioners (NPP) at the Hospital University of Pennsylvania and adjunct faculty at the University Of Pennsylvania School Of Nursing. Michael Dryer PA-C DrPH is Chair of the Department of Medical Science and Community Health at Arcadia University's Physician Assistant Program, which is the second largest PA program in the United States. Read More Read Less