Mark Schultz is an American writer and illustrator of books and comics. His most widely recognized work is the creator-owned comic book series Xenozoic Tales, which describes a post-apocalyptic world where dinosaurs and other prehistoric creatures coexist with humans. In 1993, Xenozoic Tales was adapted into an animated series titled Cadillacs and Dinosaurs and a video game of the same name. Schultz's other notable works include various Aliens comic book mini-series published by Dark Horse and a four-year run on the DC Comics series Superman: The Man of Steel. In 2004, Schultz took over the scripting duties of the Prince Valiant comic strip.