In a similar way, face masks are tied to the political conflict over our response to the coronavirus. Those who lean left politically tend to see the virus as a more dire threat; those on the right are more likely to downplay its seriousness or compare it to less deadly strains like the flu, often following the lead of conservative politicians. Accordingly, masks may be seen as a marker of political loyalty, triggering feelings of us-versus-them. A politically liberal person may assume that someone wearing a mask is “on their team,” while those who don’t wear masks must be Fox...