Peter Martin has developed a wide knowledge of Biblical history during his many years working in religious education. His years as a parent as well as a teacher make him able to bring his expertise in this field within reach of young readers. He acted as an advisor on The Bible in Its Time, also from Lion Children's Books.Simona Bursi has a diploma from the Istituto d'Arte di Urbino, where she has studied applied arts and animated film. She has also done an illustration course directed by illustrator Giacinto Gaudenzi. Simona has worked in the cartoon industry, but since 2008 has been a freelance illustrator.