Subtitle on cover: Un cuento para vencer el miedo a la oscuridad.
Elisenda Roca is an award-winning Spanish radio and television journalist who has served as the doyenne of the Association of Journalists of Catalonia. She is the author of several books for parents and parents-to-be. Cristina Losantos is an illustrator who regularly contributes to newspapers and children's magazines, including Cavall Fort and El Tatano.