The Atlantic Daily: How to Better Think About Herd Immunity
NEWSHA TAVAKOLIANOur staff writer James Hamblin set out to try to understand when we’ll reach herd immunity—the point at which enough of a population has been infected to ward off more major spikes of a disease. “It turns out the number is largely up to us,” he explains. Here are three big takeaways from his new piece on the subject:1. Herd immunity is calculated differently for an uncontrolled virus.