Dr. Walter A. Orenstein is Professor of Medicine, Epidemiology, Global Health, and Pediatrics at Emory University, as well as the Associate Director of the Emory Vaccine Center and Director of Emory Vaccine Policy and Development.  Dr. Orenstein earned his medical degree from Albert Einstein College of Medicine.  Dr. Orenstein has successfully developed, promoted, facilitated, and expanded new vaccination strategies to enhance disease prevention.  He has authored, and co-authored numerous books, journals, and reviews.


  • Principal Investigator, Emory-UGA Center of Excellence for Influenza Research and Response
  • Chair, WHO’s Immunization and Vaccines Related Implementation and Research Advisory Committee (IVIR-AC)
  • Co-Editor of Plotkin’s Vaccines, 7th edition in 2018 – the leading textbook in the field. 
  • President, National Foundation for Infectious Diseases (NFID), 2016-2018
  • Deputy Director for Immunization Programs, Bill & Melinda Gates Foundation, 2008-2011
  • Strategic Advisory Group of Experts (SAGE) Working Group on Polio, World Health Organization
  • Professor of Medicine, Pediatrics, and Global Health, Emory University, 2004-2008
  • Director of the United States Immunization Program, Centers for Disease Control and Prevention, 1988-2004
  • Assistant Surgeon General, USPHS


  • Assessment of vaccine effectiveness in observational studies
  • Methods to overcome vaccine hesitancy
  • Strategies to enhance uptake of recommended vaccines
  • Techniques to facilitate and sustain polio eradication
  • Diseases: polio, smallpox, measles, influenza, COVID-19


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