Born in New Mouse City, the capital of Mouse Island, Geronimo Stilton holds a degree in Rattus Emeritus of Mousomorphic Literature and of Neo-Ratonic Comparative Philosophy. He runs the Rodent’s Gazette, the most famous newspaper on Mouse Island, founded by his grandfather Torquato Travolgiratti. In his spare time, Geronimo collects old cheese crusts from the 18th century, but above all he loves to write exceptionally successful books: published in 51 languages, they have sold 37 million copies in Italy alone, 175 million worldwide!