In narratology and comparative mythology, the hero's quest or hero's journey, also known as the monomyth, is the common template of stories that involve a hero who goes on an adventure, is victorious in a decisive crisis, and comes home changed or transformed.
Earlier figures had proposed similar concepts, including psychoanalyst Otto Rank and amateur anthropologist Lord Raglan. Eventually, hero myth pattern studies were popularized by Joseph Campbell, who was influenced by Carl Jung's analytical psychology. Campbell used the monomyth to analyze and compare religions. In his book The Hero with a Thousand Faces (1949), he describes the narrative pattern as follows:
