The notion is most frequently cited in reference to the seemingly morally contradictory quality of the works of Robert Louis Stevenson (Strange Case of Dr Jekyll and Mr Hyde) and James Hogg (The Private Memoirs and Confessions of a Justified Sinner).
The concept refers to the moral ambiguity found in the writings of Robert Louis Stevenson (Strange Case of Dr. Jekyll and Mr. Hyde) and James Hogg (The Private Memoirs and Confessions of a Justified Sinner).