After campaigning with Greenpeace for years, Catherine Barr trained as a journalist and became an editor at the Natural History Museum, writing exhibitions. She now writes books for children. Her first book, The Story of Life, was shortlisted for The English Association Picture Book Award and long listed for the School Library Association Information Book Awards. She lives in the Welsh Borders.
Jean Claude is a self-taught illustrator from the UK. He lives with his partner and child, and their cat. When he's not drawing he loves making ceramics in a local studio, visiting the botanical gardens and baking bread. He lives in Brooklyn, New York.