Harry Harrison (born Henry Maxwell Dempsey; March 12, 1925 – August 15, 2012) was an American science fiction author known for Make Room! Make Room! (1966), which inspired the film Soylent Green (1973). Harrison's series characters included the Stainless Steel Rat and Bill, the Galactic Hero.
Harrison worked with Wally Wood an artist on Weird Fantasy and Weird Science for EC Comics.