He is a bestselling and award-winning author/illustrator whose first picture book, Blown Away (HarperCollins), won the Waterstones Children’s Book Prize. His second, GRRRRR! (HarperCollins), was nominated for the CILIP Kate Greenaway medal and his third, Odd Dog Out(HarperCollins), won the BSC Festival of Literature Picture Book Award and was read as a CBeebies Bedtime Story by Tom Hardy. His fourth, Sunk!, was shortlisted for The People’s Book Award and his fifth, Kevin, was published in August 2017. As well as working on his own books he also illustrates for other authors including Jeff Brown (the Flat Stanley series), Piers Torday and Christian O’Connell.  Before he became a full-time author/illustrator he was the art director of the Observer Magazine, NME, Uncut, SKY and Just Seventeen.