Jonathan began his writing career as a lyricist for his band in college. He has designed an art gallery, a theater, and an airport check-in building as an architect. Jonathan has written and paper-engineered a variety of pop-up books in addition to youth fiction and picture books. Steve Cox is a well-known illustrator who has won numerous awards.

He earned a distinction in Graphic Design at Cornish College of Art before moving on to a successful career in toy packaging and children's TV character merchandising. Roland Rat and Count Duckula are two of the properties on which he worked. He eventually returned to illustration full-time and has worked on a variety of projects ranging from simple board books to complicated and detailed pop-ups. He is a Bath resident.