A pseudonym of Elisabetta Dami, aka Thea Stilton.

Elisabetta Dami is an Italian author that currently resides in Italy. She is the author of the Geronimo Stilton series, a bestselling childrens book. She enjoys traveling the world seeking ideas for her series. She writes under a pseudonym of Geronimo Stilton. She is also a co-owner of Italian based publishing company Edizioni Piemme. Her books have been translated into English by Scholastic I