In 1948 Usborne became assistant editor of the "Strand Magazine", then edited by Macdonald Hastings. The "Strand" was known for first publishing the Sherlock Holmes stories of Arthur Conan Doyle and later the stories of P. G. Wodehouse. Usborne was remembered for giving "warm, cheerful and avuncular encouragement to young and inexperienced budding writers". By the late 1940s the magazine was suffering from falling circulation and rising costs; the final issue was published in March 1950. Usborne then worked on the "Leader Magazine" before returning to teaching as a master at St Paul's School, where, one pupil recalled, he "taught my youthful generation how to read poetry, to