Walton: Maury is a girl who does not fit in with other girls her age at the school. She's very distant from a lot of people, but some of the relationships that she does have and does develop are built around kind of this shared love of writing. And so you wind up having these like one-off little essays that feel appropriate to a diary," Walton says. "It's really just a way for a character to express an opinion about something"