It’s not misinformation. It’s faith.

Ifirst met the anti-vaxxers in the spring of last year, at the height of the measles outbreak. It was just after sunrise, in the dim light of Jamaica Station in Queens, New York, where we had arranged to meet a bus to Albany. As we waited, in the glow of the brake lights on Sutphin Boulevard, freezing rain beaded red on the station’s glass walls. Most of the women were meeting in person for the first time. But they knew each other well from endless conversations on an anti-vaccination group...