I loved Judy Blume, and I think I was pretty young when I read Are You There God? It’s Me, Margaret—the edition from the early ’70s, where they still explained that maxi pads had belts. Maxi pads used to be held in place with a weird string-and-loop system, and that is what I learned about. By the time I actually got my period, I was very confused. Where were the belts?