Dr. David Kessler is the Vice Chair of Innovation & Strategic Initiatives in the Department of Emergency Medicine at Columbia University. As Vice Chair of Innovation, Dr. Kessler fosters a culture of innovation and collaboration within the department to help implement novel programs and innovative solutions to complex adaptive systems problems. He is a graduate of Princeton University and Mount Sinai School of Medicine, where he completed his pediatric residency on the global health track. Dr. Kessler completed his Pediatric Emergency Medicine Fellowship and Emergency Ultrasound training at Bellevue Hospital in Manhattan, NY, and his Master of Science in Clinical Investigation at New York University. In 2011, he joined the faculty at Columbia University Irving Medical Center as the Director of Operations of Pediatric Emergency Medicine. Since then, he has helped create several novel programs, such as a curriculum for interprofessional clinical simulation and the fellowship in pediatric emergency ultrasound. Through his role as an Associate Medical Director for the Mary & Michael Jaharis Simulation Center, Dr. Kessler helps other departments start new safety-driven simulation programs.