Mark Sperring is the author of many bestselling picture books including The Don't Panic Gang and Four Silly Skeletons (Bloomsbury). He is the creator of several bestselling series, and with over 40 picture books in print, his titles have been translated into more than 14 languages and shortlisted for a range of prizes. He lives in Bristol. Sophie Corrigan is the illustrator of several much-loved picture books including Mince Spies and Santa Jaws . She holds an Illustration BA (first) and a Children's Book Illustration MA (distinction) from the University of Central Lancashire, and she lives and works above a little sweet shop.