Fred M. Henretig, MD, is Professor Emeritus of Pediatrics at the Perelman School of Medicine, University of Pennsylvania, and Senior Toxicologist, Division of Emergency Medicine, and Poison Control Center, at the Children’s Hospital of Philadelphia. He has over 40 years of experience in academic pediatric emergency medicine and medical toxicology. Dr. Henretig participated in the founding of Philadelphia’s regional poison control center in 1985, and then served as its medical director until 2005. His scholarly interests have included many areas within pediatric emergency medicine, including its procedural aspects, infectious disease emergencies, pediatric toxicology and environmental health, biological and chemical terrorism defense, and grandparent involvement in child safety and injury prevention. He is a senior editor or co-author of five textbooks, and has authored or co-authored 60 original articles and over 100 textbook chapters and review articles. Dr. Henretig served on the Board of Directors of the American College of Medical Toxicology, and represented the American Board of Pediatrics on the Sub-board of Medical Toxicology, which he chaired in 2000. In recent years he also has become involved in disaster preparedness and education, and has served in this context on several committees and workgroups of the CDC, NIH and related federal agencies, as well as the Institute of Medicine. He has also participated clinically on medical disaster relief teams responding to New York City on 9/11/2001, Banda Aceh, Indonesia after the 2004 tsunami, New Orleans in the wake of Hurricane Katrina in 2005, and Haiti after the 2010 devastating earthquake. A current evolving interest is considering aspects of aging in the career path of physicians, particularly in the academic setting.