Multimedia Joseph F. Traub's Lecture on Information, Complexity, and the SciencesColumbia, February 6, 1985 Go to this recording in the online collection Joseph F. Traub Oral HistoryComputer History Museum, June 6, 2011 Go to this video in the online collection The Unknown and the UnknowableOctober 3, 1996 Go to this recording in the online collection