Harry Potter and the Philosopher's Stone was J.K. Rowling's first novel, followed byHarry Potter and the Chamber of Secrets,HarryPotter and the Prisoner of Azkaban,Harry Potter and the Goblet of Fire,Harry Potter and the Order of the Phoenix,Harry Potter and the Half-Blood Prince andHarry Potter and the Deathly Hallows, as well as two books written specifically for Comic Relief and based on theHarry Potter novels:Fantastic Beasts and Where to Find Them andQuidditch Through the Ages. TheHarry Potter novels have now sold over 450 million copies worldwide and been translated into 72 languages. J.K. Rowling has generated huge popular appeal for her books across the generations in an unprecedented fashion: she was the first children's author to be voted the BA Author of the Year, and also to win the British Book Awards Author of the Year.