David Salariya was born in Dundee, Scotland. He has illustrated a wide range of books and has created and designed many new series for publishers both in the UK and overseas. In 1989, he established the Salariya Book Company. He lives in Brighton with his wife, illustrator Shirley Willis, and their son Jonathan.
John Malam studied ancient history and archaeology at the University of Bimingham, after which he worked as an archaeologist at the Ironbridge Gorge Museum, Shropshire. He is now an author, specialising in information books for children. He lives in Cheshire with his wife and their two children.