Paul George recently became Nike’s fourth active basketball player to receive a signature sneaker. It’s a well-deserved accomplishment that was a long time in the making, and didn't it come without some major hurdles. But every time a new athlete is anointed worthy of a signature line, talk inevitably turns to who could be next. Here, we’ve identified 10 athletes who are due, overdue, or deserve to receive their own signature shoe sometime in the future.