The Harry Potter Lexicon, also known as HPL, was created by school librarian Steve Vander Ark. It contains detailed information for all seven published Harry Potter books. The Lexicon lists characters, , creatures, spells, potions and magical devices, as well as analysing magical theory and other details of the series. The Lexicon is a winner of J.K. Rowling's Fan Site Award. Rowling said: The Lexicon also has its Spanish (El Diccionario de los Magos) and French (L'Encyclopédie Harry Potter) versions, with other languages in preparation.