Ivan Sutherland's Sketchpad - 257 sec Alan Kay presenting Ivan Sutherland's Sketchpad, one of most influencial programs in the history of graphical user interfaces. Sutherland developed Sketchpad in 1963. This video was extracted taken from a longer one in http://www.archive.org/details/AlanKeyD1987 Auteur : dgl64 Tags:user-interfacecomputer-science-historyIvanSutherlandSketchpad