Gillian Shields was born and brought up in England, where she studied English and worked in a drama school for several years. She now looks after her family and teaches English and drama part-time, as well as writing for children. Her first book, Ben and Gran and the Whole, Wide, Wonderful World, was published by Macmillan in London. The Starlight Baby is Gillian's first book for Simon & Schuster.

Elizabeth Harbour studied illustration at the Royal College of Art. She now has a career as an artist, illustrator, and printmaker. Her debut children's book was A First Picture Book of Nursery Rhymes. Elizabeth lives in South London with her husband and two young children.