Fans fascinated by the moving staircases Harry navigates at school can check out Hogwarts: An Incomplete and Unreliable Guide. Readers who love Professor Minerva McGonagall and Remus Lupin can learn more about their favorite magical teachers in Hogwarts: Heroism, Hardship and Dangerous Hobbies. And anyone with an interest in the villains of the school of witchcraft and wizardry can read about Dolores Umbridge and Quirinus Quirrell in Short Stories from Hogwarts: Power, Politics and Pesky Poltergeists.