Tracey Corderoy is the author of the Hubble Bubble books, as well as Just Right for Two and The Boy and the Bear . As a teacher with a passion for literature, her head is crammed with countless ideas and stories. She lives in a valley in Gloucestershire, England, with her husband, two children, and an ever-increasing menagerie of cute but sometimes naughty pets. Sarah Massini 's love of drawing has seen her through careers in corporate and children's book design. She has illustrated The Boy and the Bear by Tracey Corderoy as well as The Velveteen Rabbit . Sarah Massini lives in Sussex, England, with her husband, her young son, and their utterly mad terrier, Tess, who stands guard as she draws.