 In the book, Cash laments the loss of privacy as paparazzi chase him everywhere.He also is caught in an identity crisis; although Cash's fans see him as his "Wiz Kids" character, a nerdy physicist, the actor is a completely different person in real life and struggles to convey this reality to his fans.This conflict, according to Colfer, represents the author's own issues with identity development during his time on "Glee".