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Every expert opinion you’ve heard about wearing masks is right

Quartz, March 27, 2020

March 27, 2020

Every expert opinion you’ve heard about wearing masks is right

Epidemiologists cannot point to any conclusive evidence after years of studies. Almost all the research suffers from small sample sizes or confounding variables that distort results. “It’s all a little mysterious, but that’s science for you,” says Andrew Noymer, a public health professor at the University of California Irvine. “People look to science for really crisp advice. Scientists often spend their lives arguing with each other about shades of grey.” … “I don’t think we’ll have crisp answers by the end of this,” says Noymer. “I do think there will be more willingness to study it.”