Final answer:
The famous novella featuring Dr. Jekyll and Mr. Hyde was written by Robert Louis Stevenson, drawing on themes of duality and the darker aspects of the human psyche common in Victorian literature.
Step-by-step explanation:
Dr. Jekyll and Mr. Hyde are characters in the famous novella 'Strange Case of Dr Jekyll and Mr Hyde' written by Robert Louis Stevenson. This work reflects the fascination with the darker aspects of the human psyche characteristic of the Victorian era. Stevenson's story explores the duality of man, simultaneously depicting the respectable veneer and the hidden monstrous nature of his protagonist.
This novella can be seen as part of a broader literary trend that included gothic tales filled with supernatural elements and mysteries, much like those found in the works of Edgar Allan Poe and Mary Shelley's Frankenstein.