Dawkins is a noted atheist, a patron of the British Humanist Association, and a supporter of the Brights movement, and is well known for his criticism of creationism and intelligent design. In his 1986 book The Blind Watchmaker, he argues against the watchmaker analogy, an argument for the existence of a supernatural creator based upon the complexity of living organisms. Instead, he describes evolutionary processes as analogous to a blind watchmaker.