Major characters are Duncan Dewey, Ruby Peet, Heathcliff Hodges, Julio Escala, Matilda Choi, the hyena, Dumb Vinci, Dr Jigsaw, and the illusive master criminal, "Simon" It all started with 5th grader Jackson Jones He was the most popular kid in Nathan Hale Elementary But his reign ended with one trip to the dentist's officeThe Cheerleaders of Doom NERDS, Book 3 Audible Audiobook – Unabridged Michael Buckley (Author), Johnny Heller (Narrator), Recorded Books (Publisher) & 0 more 47 out of 5 stars 97 ratingsI ultimately found a lot of it to be kind of lacking, with a main character who isn't entirely likable and a spy school setting that has been done more than a few times before and, frankly, done better (NERDS and HIVE in particular come to mind) Commercial Characters Nerds Joke And Coloring Book Coloring Books At Retro Reprints The World S Largest Coloring Book Archive N.e.r.d.s book characters