Douglas R. Hofstadter is College of Arts and Sciences Distinguished Professor of Cognitive Science and Comparative Literature at Indiana University, Bloomington. He is the author of the Pulitzer Prize-winning Gödel, Escher, Bach; Metamagical Themas; Fluid Concepts and Creative Analogies; I Am a Strange Loop; “Translator, Trader”; and most recently, Ambigrammia: Between Creation and Discovery. He has also translated books from several languages into English.