John Warnock
John Warnock is best known as the co-founder with Charles Geschke of Adobe Systems Inc., the graphics and publishing software company. Although retired as CEO in 2001, he still co-chairs the board with Geschke.Warnock was born in Salt Lake City, Utah, October 6, 1940. He has a BS in Mathematics and Philosophy, an MS in Mathematics, and a PhD in Electrical Engineering, all from the University of Utah.
Prior to co-founding Adobe, Warnock worked for Geschke at Xerox's Palo Alto Research Center (PARC), where he had started in 1978. Unable to convince Xerox management of the approach to commercialize Warnock's Interpress graphics language for controlling printing, the two left Xerox to start Adobe in 1982. At their new company, they developed an equivalent technology, PostScript, from scratch, and brought it to market.
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