DAVIDE CALI 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 over twenty books for children, including his previous book with Raphaëlle Barbanègre: Snow White and the 77 Dwarfs. Cali has won a 2006 Bologna Ragazzi Special Award, the Switzerland Enfantaisies Prize, the 2005 Baobob Prize, the Belgium Libbylit Award, and France's SNCF award. His books have been published in France, Italy, Austria, the United States and Canada, and translations of his books have been published in eighteen countries. Davide lives in Genoa, Italy.

RAPHAËLLE BARBANÈGRE has written and illustrated many books for children, including La folle aventure de Doudou a Paris and Le petit garçon qui aimait le rose. She is also the illustrator of Snow White and the 77 Dwarfs and Super potamo, both written by Davide Cali. She lives in Montreal.