David Michelinie is an American comic book writer born in 1948. He is known for his work at Marvel Comics and DC Comics, particularly for his extensive runs on The Amazing Spider-Man and Iron Man. On Spider-Man, he co-created iconic characters like Venom and Carnage, and introduced the alien black suit. On Iron Man, he wrote influential story arcs such as "Demon in a Bottle" and "Armor Wars," and co-created the character of War Machine. He also contributed to titles like The Avengers and Superman throughout his career, which spanned from the 1970s to the 1990s.