Robert Louis Stevenson's Strange Case of Dr Jekyll and Mr Hyde first appeared in 1886. Readers at the time commented on three major influences at work on the text: Darwinism, the Bible, and Platonism. With the passage of time commentators have tended to focus on either the Darwinian or the biblical implications surrounding Hyde, and the Platonic implications have been more or less overlooked. For a full understanding of Hyde all three must be considered;...