Assistant Professor Department of Computer Science The University of Chicago Hinds B-002 map: [google] [uc] robby@cs.uchicago.edu (773) 702-4029 (o) (773) 834-2626 (f) 1100 E. 58th Street Chicago, IL 60637 USA Scheme & FP  /  ECOOP’08  /  ML’08 However shining the blade, however jeweled the hilt, however perfect the heft, a sword is tested only by cutting. That swordsmith is successful whose clients die of old age. —Fred Brooks, The Computer Scientist as Toolsmith, II