80,000 Hours Podcast
It’s hard to believe, but until recently there had never been a large field trial that addressed these simple and obvious questions:
1. When ordinary people wear face masks, does it actually reduce the spread of respiratory diseases?
2. And if so, how do you get people to wear masks more often?
It turns out the first question is remarkably challenging to answer, but it's well worth doing nonetheless. Among other reasons, the first good trial of this prompted Maha Rehman — Policy Director at the Mahbub Ul Haq Research Centre — as well as a range of oth...