About the Author
Johanne Mercier is the author of several Caillou books, including Caillou: Merry Christmas. She lives in Quebec City, Quebec. Francine Nadeau is a child psychologist who taught developmental psychology of children and the family at Université de Sherbrooke. She has been collaborating on many Caillou series such as Step by Step or Hand in Hand. Pierre Brignaud is the illustrator of all the Caillou titles in the Hand in Hand series, Step by Step series and Baby Caillou. They both live in Montreal, Quebec.