Isabel Thomas is the author of more than 80 books for children and teenagers, and has been shortlisted for the Royal Society Young People's Book Prize. She studied Human Sciences at Oxford University, and specializes in science and technology for young readers. She is also zookeeper for three sons. isabelthomas.co.uk Nikalas Catlow gained an MA in illustration at the Cambridge School of Art. He has lectured and taught workshops in art, design and illustration, and now works as a writer, illustrator, and TV development producer. He is also the author of Do You Doodle? and Oodles of Doodles, among other books.