The Murders in the Rue Morgue Poe's Dupin displays many traits which became literary conventions in subsequent fictional detectives, including Sherlock Holmes and Hercule Poirot. Many later characters, for example, follow Poe's model of the brilliant detective, his personal friend who serves as narrator, and the final revelation being presented before the reasoning that leads up to it. Dupin himself reappears in "The Mystery of Marie Rogêt" and "The Purloined Letter". The unnamed narrator of the story opens with a lengthy commentary on the nature and practice of analytical reasoning, then describes the circumstances under which he first met Dupin during an extended visit to Paris.
Louis Ellies Dupin otherwise they are credited with a moral steadfastness which elicits sympathy and leads to their being excused". Dupin submitted, but was nevertheless condemned by the Archbishop of Paris (14 April 1696). Dupin continued his "Bibliothèque", which was put on the "Index" long after his death (10 May 1757), though other works of his were condemned at an earlier date. He was also criticized by Richard Simon, though the two had similar views and employed similar methods so that when Bossuet was writing the "Défense de la Tradition et des Saints Pères" (which did not appear, however, until 1743), he included