Josh Lacey has written about 40 books for children and one for adults. In the past, he worked as a journalist, a teacher, and a screenwriter. He has written for various age groups, and his books range from The Pet Potato, a picture book illustrated by Momoko Abe, to middle-grade novels like The Island of Thieves. He has worked with different illustrators, including Jim Field, Beatrice Castro, and Garry Parsons, who illustrated the ten books in the Dragonsitter series. His books have been translated into twenty languages and published in the USA by Little Brown, Penguin Random House, and Macmillan.