“It used to take me up to an hour to do my hair,” says Charlie Weiss, 12. “It was really straight, so I had to keep messing with it. I’d look in the mirror and be like, Is this good? No, no it’s not. Is this better? It’s still not.” Weiss, unsatisfied with his hair, ended up wearing a hat most of the time. “I would flip my hair back before I put it on, but that made it worse because I looked like a president from the 1700s when I took it off,” he says. “My...