Additional data, emerging variants, and new understandings of the disease update our earlier thinking about herd immunity for Covid-19.
How and why diseases and injuries occur in different populations, and informing prevention and control measures
David Celentano, ScD '77, MHS '75, is an infectious disease epidemiologist who researches behavioral risk factors for HIV/AIDS, STIs, and other infections.
Elizabeth A. Platz, ScD, MPH, uses molecular epidemiology to understand the mechanisms of cancer incidence and progression to identify prevention and treatment strategies.
David Dowdy, MD, PhD '08, ScM ’02, studies the implementation of interventions to fight tuberculosis, the world's most deadly infectious disease.