Martin Howard produces laugh-out-loud books for both children and adults. For children he has written How to Cook Children: A Grisly Recipe Book (Pavilion 2008), the Witches at War! trilogy (Pavilion), and Germs: An Epic Tale on a Tiny Scale (Pavilion 2010) for younger children. His work for adults includes the popular Bad Dog's Diary series (Portico) and One Grump or Two, under the pseudonym Arthur Grump (Portico 2008). Martin lives in the south of France with his wife and three children.