The Harry Potter Lexicon "the will or the heart" to now publish her own encyclopedia. On 8 September 2008, Rowling won her copyright case against RDR Books. Lexicon publisher RDR Books said: Judge Patterson said that reference materials were generally useful to the public but that in this case, Vander Ark went too far. He said that "while the Lexicon, in its current state, is not a fair use of the Harry Potter works, reference works that share the Lexicon's purpose of aiding readers of literature generally should be encouraged rather than stifled." He said he ruled in Ms. Rowling's favor because the "Lexicon
Harry Potter influences and analogues to have at least as good a case for claiming plagiarism as the American author currently suing J. K. Rowling [i.e. Nancy Stouffer], but unlike her, Ibbotson says she would 'like to shake her by the hand. I think we all borrow from each other as writers.'" Harry Potter influences and analogues Writer J. K. Rowling cites several writers as influences in her creation of her bestselling "Harry Potter" series. Writers, journalists and critics have noted that the books also have a number of analogues; a wide range of literature, both classical and modern, which Rowling has not openly cited