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Rebecca S.B. Fischer

Rebecca S.B. Fischer is an infectious disease epidemiologist with training and experience in epidemiologic response (including outbreak response and rapid assessments), tropical diseases, and field methods. She has experience conducting surveillance and investigations for endemic and infectious diseases and is particularly interested in global health, emerging diseases, and international disease spread.

Two men wearing and advocating the use of flu masks in Paris during the Spanish flu epidemic, 1919

What’s the Difference between Pandemic, Epidemic, and Outbreak?

The World Health Organization has declared COVID-19 a pandemic. What exactly does that mean?