Isabel Thomas is a children's author and editor, specialising in people, science, and nature. She has written for many publishers including Bloomsbury, Collins Big Cat, Dorling Kindersley, Oxford University Press, and Laurence King. Hannah Warren is an award-winning illustrator, whose bold, colorful and slightly whimsical illustrations reference retro design and travel posters from the 1960s. Since graduating from the Royal College of Art, Hannah has worked with an impressive list of clients, including Stella magazine, Phaidon and Thames & Hudson. She lives in London.