Task: Text Categorization
Input (English): Works by this man, include Captain Stormfield's Visit to Heaven and the posthumous Europe and Elsewhere, in which he elaborates on the pessimistic ideas of later works like the essay "To the Person Sitting in Darkness. " A critic of contemporary popular fiction, "The Stolen White Elephant"and Simon Wheeler, Detective lampooned the public's interest in Alan Pinkerton's novels. A Civil War deserter who tells his story in "The Private Campaign that Failed,"his creation of Colonel Sellers in an 1873 novel he co-wrote with Charles Dudley Warner named his era. But he first tasted literary success with an 1865 story about Jim Smiley and his hopping amphibian. FTP, name this author best known for works like Following the Equator, Life on the Mississippi, and The Prince and the Pauper.
Output (English): Literature