Breadcrumb Home News How to pick a better mask against COVID How to pick a better mask against COVID August 15, 2021 Sarah Gollust, PhD seeks out more effective masks to stop the spread of the delta variant sweeping across the country. Previous News Increasing Firearm-Related Deaths among U.S. Black Rural Youths 2024 TIME100 annual list of the 100 most influential people in the world Public Health's Strategy to Protect Against Bird Flu