The Tricky Math of Herd Immunity for Covid-19

The Tricky Math of Herd Immunity for Covid-19

This means that the herd immunity threshold will also be higher than 60 percent in some places and lower in others.“I think the range of R0 consistent with data for Covid-19 is larger than most people give credit to,” said Marc Lipsitch of Harvard University, who has been advising health officials in Massachusetts and abroad.

Researchers Want Guardrails to Help Prevent Bias in AI

Researchers Want Guardrails to Help Prevent Bias in AI

“We need to make sure that it's easy to use a machine learning algorithm responsibly, to avoid unsafe or unfair behavior,” says Philip Thomas, an assistant professor at the University of Massachusetts Amherst who also worked on the project.