However, he also earned a well-deserved reputation as an author of books for young people and science fiction (written under the pseudonym William Morrison); as well, he wrote scripts for DC Comics and created the Martian Manhunter.
However, he also earned a well-deserved reputation as an author of books for young people such as "Mel Oliver and Space Rover on Mars," which was translated into many languages including Dutch. He wrote science fiction (written under the pseudonym William Morrison); as well, he wrote scripts for DC Comics and created the Martian Manhunter.