A student from the class of 2012 writes, "He has been the mastermind of considerable amount of the hacks done in MIT's long history.
"Without him, who would tell the freshman all the hacking ethics, legends, and lore? Who would show them all the nooks and crannies of MIT? Who would keep the hacking tradition alive for so many years without him?"
(Photo credit: Photo cropped and reduced from image on Wikipedia. Thanks to Joseph Orso for pointing it out.)