1 Associate professor, Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, Maryland; ORCID: https://orcid.org/0000-0003-0000-0871; e-mail: [email protected]; Twitter: @HopkinsKids. Instructor, Department of Anesthesiology and Critical Care Medicine and the Johns Hopkins Medicine Simulation Center, Johns Hopkins University School of Medicine, Baltimore, Maryland. Associate professor, Departments of Anesthesiology and Critical Care Medicine, Pediatrics and Health Informatics and the Johns Hopkins Medicine Simulation Center, Johns Hopkins University School of Medicine, Baltimore, Maryland.