Lou Kuenzler grew up on a windy sheep farm in Devon. She is the author of numerous books for children, including My Digger is Bigger, Eat Your People, Our Beautiful Game, the Shrinking Violet series, the Princess DisGrace series, the Bella Broomstick series and Not Yet, Zebra. She lives in London with her family.
Julia Woolf worked for twenty years in animation, including twelve years working in the US for Dreamworks. After returning to the UK she did an MA in Children's Book Illustration. She is the author/illustrator of Giraffe on a Bicycle, Not Yet, Zebra and various board books. She lives in Kent.