premise: Luke Cage wrote a book.
hypothesis: Luke Cage , also known as Power Man ( real name Carl Lucas ) , is a fictional superhero appearing in American comic books published by Marvel Comics . Luke Cage first appeared in Luke Cage , Hero for Hire # 1 ( June 1972 ) and was created by Archie Goodwin , John Romita , Sr. and George Tuska . He was the first black superhero to be featured as the protagonist and title character of a comic book .