The Reason You and Your Neighbor Make Different Covid-19 Risk Decisions

Some people are comfortable going to concerts and clubs now. Others draw the line at indoor dining. And some are avoiding nearly all gatherings.

People’s assessment of what is safe has varied wildly during the Covid-19 pandemic—often leaving us baffled about why our risk decisions differ so sharply from those of our neighbors, friends and family members. Now, scientists are starting to better understand why.