COVID-19

The pandemic exposed shortcomings in efforts to secure our collective health. Here’s how to get things back on track.
By Dean Ellen J. MacKenzie

Shaun Truelove, PhD, MPH, talks about the COVID-19 Scenario Modeling Hub’s recent projections of what COVID-19 might look like in early 2022.

A look at how this vaccine technology has been in the works for decades. 

A new dashboard launched by the Johns Hopkins Center for Communication Programs unpacks survey findings and helps explain why some people say they definitely or probably won't get a COVID-19 vaccine. 

Additional data, emerging variants, and new understandings of the disease update our earlier thinking about herd immunity for Covid-19.