And authors are lining up to give them what they want. Not a wizard. Her name is Harriet Cotter. It's a coincidence. Harry discovers he's magical too.
Many characters go to school in children's stories.
The character you mentioned goes to a place called Hogwart's. It just so happens my Harriet goes to Stanford, which is a better school with more dramatic possibilities. In my opinion. This concerns child development experts, including famed research pediatrician Lester Fussman. Children and laboratory rats have a lot in common.