Short Stories from Hogwarts of Power, Politics and Pesky Poltergeists is an e-book written by J. K. Rowling. It was released on 6 September 2016 in several languages at the same time.This book was released at the same time as two others: Hogwarts: An Incomplete and Unreliable Guide Short Stories from Hogwarts of Heroism, Hardship and Dangerous HobbiesIn this guide, we find information about Dolores Umbridge, Horace Slughorn, Quirinus Quirrell, Peeves, the Ministry of Magic and Azkaban. Source: Wikipedia (en)