Many have heard of Alan Turing, the mathematician and logician who invented modern computing in 1935. They know that Turing, the cryptologist who cracked the Nazi Enigma code, helped win World War II.
On Dec. 9, 1968, Oregon-born engineer and inventor Douglas Engelbart hosted a computer demonstration so groundbreaking it is known today as the “Mother of All Demos.” In this screen grab from the 1968 ...