john stewart
John Stewart is one of the principal fictional superheroes known as Green Lantern appearing in American comic books published by DC Comics. The character was created by Dennis O'Neil and Neal Adams, and first appeared in Green Lantern (Volume 2) #87 (December 1971/January 1972). Stewart's original design was based on actor Sidney Poitier and he was one of the first African-American superheroes to appear in DC Comics.