Harry Potter and the Prisoner of Azkaban will meet again. "Harry Potter and the Prisoner of Azkaban" is the third book in the "Harry Potter" series. The first, "Harry Potter and the Philosopher's Stone" ("Harry Potter and the Sorcerer's Stone" in the US), was published by Bloomsbury on 26 June 1997 and the second, "Harry Potter and the Chamber of Secrets", was published on 2 July 1998. Rowling started to write the "Prisoner of Azkaban" the day after she finished "The Chamber of Secrets". Rowling's favourite aspect of this book was introducing the character Remus Lupin, Rowling additionally said in 2004 that "Prisoner of Azkaban" was "the
Legal disputes over the Harry Potter series October 2007, Warner Bros. and Rowling sued Michigan-based publishing firm RDR Books to block the publication of a 400-page book version of the Harry Potter Lexicon, an online reference guide to her work. Rowling, who previously had a good relationship with Lexicon owner Steve Vander Ark, reiterated on her website that she plans to write a "Harry Potter" encyclopedia, and that the publication of a similar book before her own would hurt the proceeds of the official encyclopedia, which she plans to give to charity. A judge later barred publication of the book in any form until the case was