Dr. Dennis Ren is a pediatric emergency medicine physician at Children’s National Hospital in Washington, DC. He is a Free Open Access Medical Education (FOAMed) enthusiast. He hosts the podcast #SGEMPeds in collaboration with the Skeptics' Guide to Emergency Medicine and has also created content for First10EM, Don’t Forget the Bubbles, and PedsRAP. His other areas of interest include medical education, simulation, disaster/emergency preparedness, and artificial intelligence.