IS there one pandemic, or two? That was a question being asked a year ago, when wealthy countries accounting for only 15% of the global population had 80% of the Covid deaths. Could it be that the rich world was more vulnerable, somehow, because its populations were older, or more individualistic, or had forgotten to be scared of infectious disease…?

This article first appeared in The Guardian on 27 April 2021. To continue reading, click here.