Harry Potter and the Prisoner of Azkaban Harry Potter and the Prisoner of Azkaban Harry Potter and the Prisoner of Azkaban is a fantasy novel written by British author J. K. Rowling and the third in the "Harry Potter" series. The book follows Harry Potter, a young wizard, in his third year at Hogwarts School of Witchcraft and Wizardry. Along with friends Ronald Weasley and Hermione Granger, Harry investigates Sirius Black, an escaped prisoner from Azkaban who they believe is one of Lord Voldemort's old allies. The book was published in the United Kingdom on 8 July 1999 by Bloomsbury and in the United States on 8
Harry Potter and the Methods of Rationality Harry Potter and the Methods of Rationality Harry Potter and the Methods of Rationality, often abbreviated HPMOR, is a Harry Potter fan fiction by Eliezer Yudkowsky. It adapts the story of Harry Potter by attempting to explain wizardry through the scientific method. It was published as a serial from 28 February 2010 through to 14 March 2015. It consists of 122 chapters and 661,619 words. Yudkowsky wrote the story to promote the rationality skills he advocated on his site LessWrong. Yudkowsky chose Harry Potter because "I'd been reading a lot of Harry Potter fan fiction at the time the plot