John Boyer, as they say around Hyde Park, is UChicago famous. North of 51st Street, if you were to spot him zipping past on his Schwinn, you might assume he was an eccentric aging hipster, a blur in a white mustache and spindly Ichabod Crane frame, with far-off eyes behind thin eyeglasses and a dark suit too large for his gangly dimensions. But on the University of Chicago campus, where he has .