David Roberts worked as a fashion illustrator in Hong Kong before becoming one of the UK's foremost children's illustrators. He has worked with a long list of writers including Philip Ardagh, Georgia Byng, Carol Ann Duffy and the Children's Laureate, Julia Donaldson. David won a gold award in the Nestle Children's Book Prize for Mouse Noses On Toast in 2006, and was shortlisted for the 2010 CILIP Kate Greenaway medal for The Dunderheads. Alan MacDonald dreamed of becoming a professional footballer, but when he won a pen in a writing competition his fate was sealed. Alan has written numerous children's books, which have been translated into many languages and won several awards. Alan also writes for TV, including the hugely popular Horrid Henry on CITV.

Alan MacDonald is best known for his humorous fiction for the seven to ten age group. Recent successful series include the Dirty Bertie books (with creator and illustrator, David Roberts) for Stripes, which have sold all over the world, Iggy The Urk and Troll Trouble for Bloomsbury (optioned for film and sold in nine different territories) and he is currently working on a new series for Bloomsbury about a gang of highly irregular child superheroes.