Martin J. Stewart

Martin Stewart's Young Adult work was published in the UK and US by Penguin Random House and nominated for several national awards. His Middle Grade series, Bridget Vanderpuff, launched in 2023 with Zephyr. Martin's work has been published all over the world and translated into multiple languages. A native of Glasgow, he now lives in Troon with his wife, two children and a very big dog. Double Proof is his adult fiction debut.