What if ‘Herd Immunity’ Is Closer Than Scientists Thought?
In what may be the world’s most important math puzzle, researchers are trying to figure out how many people in a community must be immune before the coronavirus fades.
By Apoorva Mandavilli Aug. 17, 2020
...The models also suggest a vaccination strategy: Rather than uniformly vaccinate all groups, governments could identify and immunize those most likely to be exposed in “superspreader” events.