Ruben D. Troncoso Jr., MD

Dr. Leticia Manning Ryan is an Associate Professor of Pediatrics at the Johns Hopkins University School of Medicine and has a joint appointment in the Johns Hopkins Bloomberg School of Public Health. Her areas of clinical expertise include pediatric emergency medicine. Dr. Ryan received her medical degree with honors from the University of Vermont College of Medicine and a master’s degree in public health, from the George Washington University School of Public Health and Health Services. She completed her clinical training (residency in pediatrics, chief residency in pediatrics, fellowship in pediatric emergency medicine) from 1999-2006 at Children’s National Medical Center in Washington, DC where she remained as a faculty member until 2013.Dr. Ryan’s research focuses on injury and violence prevention and has been funded through the National Institutes of Health and national and regional foundations. She completed a K23 Career Development Award to study the role of bone health in pediatric fractures and is a selected participant in the Robert Wood Johnson Foundation Interdisciplinary Research Leaders Program. Dr. Ryan has authored or co-authored more than forty articles and book chapters in the fields of injury and emergency medicine.

Dr. Lee is a specialist in Interventional Pulmonary and serves as the Wang Interventional Pulmonary Fellowship Director. His areas of clinical expertise include interventional pulmonology, pleural disease, minimal invasive diagnostics and lung cancer at Johns Hopkins. He also has extensive experience in the minimally invasive management of malignant airway obstruction, complex airway management and difficulty airways. In addition, he specializes in the diagnosis and management of pleural diseases and symptom relief with minimally invasive procedures. He is a fellow of the American College of Chest Physicians and the Johns Hopkins Master of Education for Health Professionals.

A retired U.S. Air Force colonel and the recipient of numerous military service and achievement medals, Dr. Satin earned his medical degree at the F. Edward Hebert School of Medicine at the Uniformed Services University of the Health Sciences in Bethesda and completed a fellowship in maternal-fetal medicine at the University of Texas Southwestern Medical Center in Dallas.Before joining Johns Hopkins, Satin was a professor and chair of the Department of Obstetrics and Gynecology at his medical school alma mater, where he received multiple Outstanding Clinical Teacher Awards and other accolades. He also served as an attending physician at both the National Naval Medical Center in Bethesda and Walter Reed Army Medical Center in Washington, D.C.He holds several national leadership positions, including president of the American Board of Obstetrics and Gynecology and member of the board of the directors of the Society for Maternal-Fetal Medicine. He has served as chair of the American College of Obstetricians and Gynecologists Committees on Practice Bulletins and Clinical Document Review. He has published many articles in obstetrics and maternal-fetal medicine journals and written numerous textbook chapters. Satin, who also conducts extensive research in labor stimulation, has led countless residents through simulation laboratories and directed simulation courses for the American College of Obstetricians and Gynecologists and the Society for Maternal-Fetal Medicine.