Steven T. Seagle is an American writer who works in the comic book, television, film, live theater, video game and animation industries.He is best known for his nationally acclaimed graphic novel memoir IT'S A BIRD... and as part of his Man of Action Studios (with Duncan Rouleau, Joe Casey and Joe Kelly) which created the animated Cartoon Network series Ben 10, responsible for both Cartoon Network's highest-rated single program and highest rated series premiere. Seagle also created Marvel's Big Hero 6, which inspired the 2014 hit Disney film.