Clare Rock, MD, MS
SRN Chair

Dr. Clare Rock is an assistant professor of medicine, Division of Infectious Diseases at the Johns Hopkins University School of Medicine, Associate Hospital Epidemiologist at the Johns Hopkins Hospital, and Faculty Member at Armstrong Institute for Patient Safety and Quality. Her research interests include environmental transmission, with particular interest in CRE outbreak management, and the transmission and epidemiology of C. difficile. She also focuses on diagnostic stewardship, and the behavioral, cultural, and human factors aspects of implementation of initiatives to enhance appropriate use of diagnostic tests. Dr. Rock earned her MD at the University College Dublin School of Medicine, National University of Ireland, and her MS masters of clinical science of research at the University of Maryland, where she received the MS scholar award for epidemiology.


Marin Schweizer, PhD
SRN Review Committee Chair

Dr. Marin Schweizer is an Assistant Professor of Internal Medicine at the University of Iowa Carver College of Medicine and a core investigator at the Iowa City VA Health Care System Center for Innovation. She received her PhD in Epidemiology from the University of Maryland, Baltimore. Her research focuses on developing and evaluating evidence-based strategies to reduce the prevalence of and poor outcomes associated with healthcare-associated infections, including prevention and treatment of surgical site infections, and comparative effectiveness of medications to prevent and treat S. aureus bloodstream infections. She has expertise in study design, meta-analysis, and outcomes research.


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

  • Jennifer Han, SRN Chair 2016-2019
  • 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