Epidemiology

An older woman receiving a COVID-19 vaccine from a nurse.

COVID-19 Vaccine: Understanding Herd Immunity, Vaccine Hesitancy

Q&A with Abram L. Wagner

Since the beginning of the pandemic, herd immunity has been portrayed as the holy grail to overcome the COVID-19 pandemic. Abram Wagner, research assistant professor of Epidemiology, explains why reaching herd immunity might not be as simple as we thought, and what vaccine hesitancy and availability have to do with it. Read more