Julia Stone (Author) Julia Stone has a degree in linguistics and has had a successful career in publishing children's picture books for many years before starting to write for children herself. Ag Jatkowska (Illustrator) Graduating from the Academy of Fine Arts in Gdansk with a MA in Graphic Design and Illustration, Ag has worked as an illustrator for greetings cards and stationary as well as a graphic designer and photographer. She uses watercolour, acrylic and Photoshop and her work has been exhibited at private shows in Europe.