C. Auguste Dupin discussing Dupin's method in the light of Charles Sanders Peirce's logic of making good guesses or "abductive reasoning," Nancy Harrowitz first quotes Poe's definition of analysis and then shows how "Poe the semiotician is running the gamut of possibilities here—inferences, reasoning backwards, visual, sensual and aural signs, reading faces. Playing cards with the man would have been an interesting experience." There is considerable controversy about the philosophical nature of Dupin's method. According to biographer Joseph Krutch, Dupin is portrayed as a dehumanized thinking machine, a man whose sole interest is in pure logic. However, Krutch has been accused elsewhere of
Jacques Dupin which represented Joan Miró, a close friend. The gallery also represented Marc Chagall, Alberto Giacometti, Francis Bacon and Wassily Kandinsky. Giacometti and Bacon both painted his portrait. Dupin wrote Miró's biography, numerous monographs on the artist's work, and was empowered by Miró's family to be the sole authenticating authority of the artist's work; a role that made him much sought after by collectors. In 1987, Dupin was the curator of a retrospective of Miró's work at the Solomon R. Guggenheim Museum, the first such retrospective in New York since 1959. Jacques Dupin Jacques Dupin (4 March 1927, Privas, Ardèche –