Daniel Picouly was born in a suburb of Paris. He is the author of a dozen books for which he has received many awards. As the child of an urban environment, he likes to remember the key role that libraries and librarians played in introducing him to books. Olivier Tallec was born in Brittany in 1970. After graduating from the Ecole Supérieure d'Art graphique in Paris he worked in advertising as a graphic designer, after which he devoted himself to illustration. Since then he has done numerous illustrations for newspapers and magazines and has illustrated over 50 books for children.