David Aceituno (Badalona, 1977) is the author of this series of children's stories. His other books include Give Me a Kiss, Fantasies, Charmed and The Life of Monsters. Srta M illustrates children's books, and has collaborated on the odd comic. Sha has also created designs for characters and settings for the world of animation. Her clients include Anaya, SM, Santillana, La Galera and Cartoon Network.