Nadine Brun-Cosme lives in France, where she has written many books for children. Her books have been published in over twenty countries. She is the author of the series Grand Loup et Petit Loup and Moi devant, published by Flammarion and illustrated by Olivier Tallec. Her work was recently acknowledged by the Prix des Libraires Indépendants du Quebec. She is the recipient of the Andersen Italy Prize and the prize of France Télévision.

Olivier Tallec has illustrated many books for children, including Sealed with a Kiss by Beth Ferry and This Book Will Not Be Fun by Cirocco Dunlap. He is also the author of It's MY Tree, I Always Wanted One, Who Done It? and Louis I, King of the Sheep. He lives and works in Paris, France.