M.C. Escher: Visions of Symmetry (New Edition)
Doris Schattschneider received her Ph.D. in mathematics from Yale University and taught at Moravian College, Bethlehem, Pennsylvania, for 34 years. She is the author of the best-selling model kitM. C. Escher Kaleidocyclesand co-editor of the book and CD-ROMM.C. Escher's Legacy: A Centennial Celebration. She has served as editor-in-chief of Mathematics Magazine and in 1993 she received the national MAA Award for Distinguished Teaching of College or University Mathematics. Douglas R. Hofstadter is the Pulitzer Prize-winning author ofGödel, Escher, Bach: An Eternal Golden Braid. A mathematician, physicist, and computer scientist, he is professor of computer science and cognitive science at Indiana University. Recently,Wiredmagazine called him "the most remarkable researcher in artificial intelligence today."