One of this author's essays begins by citing Charles Dickens' claim that William Godwin wrote Caleb Williams backwards. This author divided the mind into Pure Intellect, Moral Sense, and Taste, and argued that literature should appeal only to the last of these, in an essay that declares that the mistaken belief that "Poetry is Truth" leads to "the heresy of the Didactic". 
One of this author's essays begins by citing Charles Dickens' claim that William Godwin wrote Caleb Williams backwards. This author divided the mind into Pure Intellect, Moral Sense, and Taste, and argued that literature should appeal only to the last of these, in an essay that declares that the mistaken belief that "Poetry is Truth" leads to "the heresy of the Didactic". He argued that works that have to be read in more than one sitting lack "unity of impression" in an essay that claims that the death of a beautiful (*) woman "is unquestionably the most poetical topic in the world". This man succeeded Thomas W. White as editor of The Southern Literary Messenger. This author's posthumous reputation suffered when his enemy Rufus Wilmot Griswold became his literary executor. For 10 points, name this author of "The Poetic Principle", whose essay "The Philosophy of Composition" explains why his most famous poem uses the word "Nevermore".
One of this author's essays begins by citing Charles Dickens' claim that William Godwin wrote Caleb Williams backwards.
Edgar Allan Poe