Karen Wallace is the author of more than 90 books, including Think of an Eel, which won the Emil Kurt Maschler Award and the TES Junior Information Book Award. Karen also writes for children's television. She lives with her husband, novelist Sam Llewellyn; two sons, Will and Martin; and two Maine Coon cats, Cougar and Dave, in Herefordshire, England. Tudor Humphries is an renowned children's book illustrator, landscape painter, wildlife artist, photographer, sculptor and teacher. He recently illustrated The Lion, The Witch and The Wardrobe for HarperCollins.