J.M. DeMatteis was a music critic but gave it up to become an award-winning writer best known for his personal works, such as Moonshadow and Brooklyn Dreams. He began writing for DC in the late 1970s and rose to prominence with the 1980s revamp of Justice League, a franchise that earned him an Eisner Award in 2004 for Best Humor Publication. He has written every major character at DC and Marvel, using that experience for a successful foray into animation writing, including episodes of Justice League Unlimited and Batman: The Brave and the Bold.

New York Times bestselling author Jeff Lemire has built a unique career as both the writer and artist of acclaimed literary graphic novels, such as Essex County, The Underwater Welder, Sweet Tooth, and Trillium, and as one of the most popular writers of mainstream superhero comics with acclaimed runs on titles such as Green Arrow, Animal Man, Justice League, and Hawkeye for Marvel and DC Comics.

British writer Peter Milligan is one of the founding scribes of Vertigo. Named an Entertainment Weekly "it" writer, Milligan is the author of Shade the Changing Man, Human Target, Greek Street, and Justice League Dark.