For ten points, identify this author of such stories as "Rip Van Winkle" and "The Legend of Sleepy Hollow."
He popularized the nickname "Gotham" for New York City, even though he died long before the creation of Batman. More famously, he wrote a collection of short stories titled The Sketch Book of Geeffrey Crayon and a history of the state of New York under the pseudonym Diedrich Knickerbocker. For ten points, identify this author of such stories as "Rip Van Winkle" and "The Legend of Sleepy Hollow."
He popularized the nickname "Gotham" for New York City, even though he died long before the creation of Batman.
Washington {Irving}