If you were around any of the years in this chronology you probably didn’t notice—I didn’t—the instant effect of the following: 1944—first automatic, general purpose digital computer; 1951—first commercial use of computer, Univac; 1954—first practical silicon transistors;1959—Texas Instruments invents Microchip;1964—IBM sets up the first big operating system, OS/360;1969—first commercial on-line service, Compuserve;1969—beginnings of the Internet, ARPA-NET;1975—Microsoft founded by Bill Gates and Paul Allen;1981—first IBM personal computer, MS-DOS;1984—Apple develops Macintosh PC with a mouse;1989—development of World Wide Web begins;1990—laptops (I did notice that right off);1992—general release of www. browser;1994—Netscape Communications, dominant browser.
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The Century contributing editor's name has been on the masthead since 1956. He is an emeritus professor at the University of Chicago.