Elisabetta Dami, an Italian publisher, Edizioni Piemme, insisted on supporting the idea that many kids had about Geronimo and how his adventures were real. His ancestor Geronimo Stiltonoot, the parallel universe adventurer Geronimo Stiltonix, his friend Creepella Von Cacklefur, and also the Kingdom of Fantasy series. After some time it was revealed that Elisabetta Dami, an Italian author, world traveler, and co-owner of the company that publishes Geronimo's books, was also a creator of these Books.