Marie-Sabine Roger was published for the first time in 1989 and has not stopped writing since. She writes for a variety of ages--picture books and story books for children, novels for adolescents and adults, short stories for adults, and more recently, she has worked on scripts for the cinema, with Jean Becker. She has won several French literary awards.

Marjolaine Leray is a French illustrator and graphic designer who works with authors Marie-Sabine Roger and Charlotte Erlih. Sometimes she also writes her own stories. Her books are translated into English, Spanish, Portuguese, Chinese, Korean, and more. She lives in Nantes, a town in western France.