Faculty Expert Profile

Naor Bar-Zeev

  • Associate Professor of international health


  • Bloomberg School of Public Health

Naor Bar-Zeev is a pediatric infectious diseases physician and statistical epidemiologist, and has over 20 years experience in global child health across East Asia, the Pacific, and Africa. He has expertise in clinical medicine, tropical child health, epidemiology of infectious diseases, statistical methods, and clinical trials.

His research focuses on evaluation of vaccine impact and effectiveness in real-world complex settings, on applying rigorous methods to determine how to maximize the benefits of vaccinations in populations worldwide, and on making vaccines available and accessible in settings with a high burden of disease. He leads studies on a variety of vaccines and infectious diseases, and is a sought-after commentator on vaccine-related issues, including COVID-19.

He leads studies on a variety of vaccines and infectious diseases, including a global randomized clinical trial of azithromycin in childhood diarrhea and a novel neonatal rotavirus vaccine. He also conducts typhoid cost-of-illness studies with global collaborators. A founding member of the Immunizing Pregnant Women and Infants (IMPRINT) Network, funded by UK's Global Challenges Research Fund, he leads the Network's development of comparable methodologies for assessing efficacy in clinical trials

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