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Sara C. Keller, MD, MPH, MSHP
SRN Chair

Dr. Keller is an Assistant Professor of Medicine in the Division of Infectious Disease at Johns Hopkins University School of Medicine. She is also Director of the Johns Hopkins University Osler Medical Residency Training Program Patient Safety and Quality Improvement Pathway.

Dr. Keller's research interests focus on improving the quality of care of patients receiving parenteral antibiotics outside the hospital, measures, and outcomes among patients with central venous catheters in the home, and improving ambulatory antimicrobial stewardship.

Dr. Keller received her undergraduate degree from the University of Maryland, her masters of public health degree in epidemiology at the University of North Carolina, her medical degree from Duke University School of Medicine, and her masters of science in health policy research degree from the University of Pennsylvania Perelman School of Medicine. She completed her postgraduate training in internal medicine at the Johns Hopkins School of Medicine. She underwent subsequent training in infectious diseases and in the Centers for Healthcare Improvement and Patient Safety at the University of Pennsylvania Perelman School of Medicine.

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Kathleen Chiotos, MD, MSCE
SRN Vice Chair

Dr. Chiotos is a core faculty member of the Pediatric Infectious Diseases Epidemiology and Antimicrobial Stewardship (IDEAS) research group at the Center for Pediatric Clinical Effectiveness (CPCE), an attending physician in the pediatric intensive care unit (PICU) at The Children’s Hospital of Philadelphia (CHOP), and Assistant Professor of Anesthesiology and Critical Care at the Perelman School of Medicine at the University of Pennsylvania with a secondary appointment in pediatric infectious diseases. She was formerly a Fellow in the Pediatric Hospital Epidemiology and Outcomes Research Training (PHEOT) program managed by the CPCE. She completed a combined fellowship in Pediatric Infectious Diseases and Critical Care Medicine at CHOP and received a Master of Science in Clinical Epidemiology from the University of Pennsylvania. Her research interests are related to the epidemiology and treatment of multidrug resistant gram-negative infections as well as antimicrobial stewardship in the PICU setting.


SRN Past Chairs

  • Marin Schweizer, SRN Review Committee Chair 2017-2020
  • Clare Rock, SRN Chair 2019-2020; SRN Vice Chair 2017-2019
  • Jennifer Han, SRN Chair 2017-2019
  • Daniel Morgan, SRN Chair 2012-2017
  • Aaron Milstone, SRN Review Committee Chair 2012-2017
  • Deverick Anderson, SRN Vice Chair 2014-2017
  • Anthony Harris, SRN Chair 2010-2014
  • David Henderson, SRN Founding Chair 2010