Rossana Bossù lives in Turin and has a degree in advertising and editorial graphics. She taught at the Institute of Applied Art and Design in Turin. In 2009, she retrained as an illustrator and has won numerous awards for her work, including the prestigious Image of the Book International Prize (Russia), and the Dapeng Children's Natural Book Award (China). Her books have been translated all over the world.

Margaret Greenan is a translator and English as a foreign language teacher based in Italy. She has mostly translated books for young children and teens, for Italian and international publishing houses.