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 notion is commonly used to describe the morally ambiguous nature of works by Robert Louis Stevenson (Strange Case of Dr. Jekyll and Mr. Hyde) and James Hogg (The Private Memoirs and Confessions of a Justified Sinner).