When a Vaccine Arrives, People Will Ignore the Anti-Vaxxers

Scientists are remarkably optimistic about their ability to develop a safe and effective vaccine for the coronavirus within the next six to 12 months. But even if those hopes come true, it is far from obvious that enough people will be willing to take the vaccine to halt the pandemic.

Long before COVID-19 arrived, a worrying number of parents refused to immunize their children against measles. The new virus has inspired an even louder movement of science deniers: Americans who have embraced quack remedies, ridiculed social-distancing measures, and decried masks...