Karl Kerschl is a Canadian comic book artist, best known for his work for DC Comics. His recent projects include Adventures of Superman, Majestic, The Flash (All-Flash #1) and Teen Titans: Year One. He is also the author of the webcomic The Abominable Charles Christopher Kerschl was born in Toronto and raised in Niagara Falls. He attended the Ontario College of Art for a year before deciding to practice on his own, discovering and improving his own storytelling and drawing styles in the process. Kerschl currently lives in Montreal "with two cats, both of whom are French-Canadian."

Chuck Austen (born Chuck Beckum) is an American humor novelist, comic book writer and artist, TV writer and animator. In comics, he is known for his work on X-Men, War Machine, Elektra, and Action Comics, and in television, he is known for co-creating the animated TV series Tripping the Rift. In his most recent prose novels, Chuck Austen has been going by the name Charles Austen.