Valerie Estelle Frankel is the author of more than fifty books. She has taught children of all ages and is a former San Jose State University professor. She enjoys dancing, acting and creating costumes. She lives in California. Sonja Wimmer loves painting pictures and telling stories. After studying and working some years as a designer in her hometown Munich and Brussels, she decided to pack her suitcase and move to Barcelona to study Illustration at the "Llotja" Arts and Crafts School. Since then she lives between brushes and all kinds of wonderful tales, working as freelance illustrator for publishing houses and other clients around the world.