Michael Rosen is one of the most popular authors for children. His bestselling titles published by Walker Books include We're Going on a Bear Hunt, A Great Big Cuddle, Little Rabbit Foo Foo, Michael Rosen’s Sad Book, Tiny Little Fly and What Is Poetry?.

Michael received the Eleanor Farjeon Award for distinguished services to children’s literature in 1997, and was the Children’s Laureate from 2007 to 2009. He is a distinguished critic and academic, Professor of Children's Literature at Goldsmiths, University of London.

He also presents radio programmes for the BBC, and is a political commentator. Michael lives in London.

David Tazzyman is an internationally acclaimed award-winning illustrator. He illustrated Andy Stanton's Mr Gum series, which went on to win numerous awards including the first Roald Dahl Funny Prize, and he has illustrated many children's picture books, including You Can't Take an Elephant on a Bus and The Truth According to Arthur.