Author

Melissa Hawkins

Melissa Hawkins

Melissa Hawkins is a professor of public health at American University.

COMMENTARY
A graphic of vaccine vials in bubbles

Commentary: How effective are vaccines against omicron? An epidemiologist answers 6 questions

By: - January 3, 2022

The pandemic has brought many tricky terms and ideas from epidemiology into everyone’s lives. Two particularly complicated concepts are vaccine efficacy and effectiveness. These are not the same thing. And as time goes on and new variants like omicron emerge, they are changing, too. Melissa Hawkins is an epidemiologist and public health researcher at American […]