DAISY BIRD is the pseudonym for Jacky Colliss Harvey, the New York Times bestselling author of Red: A History of the Redhead, My Life As A Redhead: A Journal, The Animal's Companion and Walking Pepys's London. She studied English at Cambridge University and art history at the Courtauld Institute. She has worked in museum publishing and is a commentator and reviewer who speaks on the arts and their relation to popular culture. She divides her time between London and New York.

MARIANNA COPPO is an author/illustrator from Italy. She studied editorial illustration at MiMaster in Milan and now focuses on freelance illustration. Her debut picture book, Petra, received starred reviews from Kirkus, Publishers Weekly and Booklist, and was shortlisted for the Kate Greenaway Medal. She is also the creator of Ray, Thingamabob, A Very Late Story, Such a Good Boy and, with author Daisy Bird, Whose Poo?. Her most recent book is The Boy and the Mountain.