Davide Cali (born 1972) began his career in 1994 as a cartoon writer for the Italian magazine Linus. He began writing children's books in 2000, and since then he has published twenty books for children; the first four of which he illustrated himself. His book Piano Piano received a 2006 Bologna Ragazzi Special Award and the Switzerland Enfantaisies Prize. He is also the coauthor of I Can't Wait, winner of the 2005 Baobob Prize. Cali has received the Belgium Libbylit Award, and France's SNCF award. His books have been published in France, Italy, and Austria, and translations of his books have been published in eighteen countries.
Gabriella Giandelli (born 1963) is an Italian illustrator and comics author. Her illustrations have appeared in major national magazines such as "La Repubblica," "Il manifesto" in Italy, and "The New Yorker," "Flair," "Urban," "Courrier International" in the USA.