Origins & Early Life

John Edward Warnock (October 6, 1940 – August 19, 2023) was an American computer scientist, inventor, technology businessman, and philanthropist best known for co-founding Adobe Systems Inc., the graphics and publishing software company, with Charles Geschke in 1982. Warnock was President of Adobe for his first two years and chairman and CEO for his remaining sixteen years at the company. Although he retired as CEO in 2001, he continued to co-chair the Adobe Board of Directors with Geschke until 2017. Warnock pioneered the development of graphics, publishing, web and electronic document technologies that have revolutionized the field of publishing and visual communications.

Pivotal Works & Achievements

Warnock was born on October 6, 1940, and raised in the Salt Lake City, Utah suburb of Holladay. He failed mathematics in ninth grade before graduating from Olympus High School in 1958; however, Warnock went on to earn a Bachelor of Science degree in mathematics and philosophy, a Doctor of Philosophy degree in electrical engineering (computer science), and an honorary degree in science, all from the University of Utah. At the University of Utah he was a member of the Gamma Beta chapter...

Enduring Legacy & Impact

The historical impact and works continue to influence the modern world.

Contemporary Figures & Related Historical Timelines

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• Anwar Sadat — Shared historical date (10-06 · Died) (1981): Egyptian President who spearheaded economic reform and the peace treaty with Israel.
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• Andrea Palladio — Shared historical date (08-19 · Died) (1580): Master Renaissance architect whose villas defined the Palladian style.
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• 1940 Historical Timeline & Archive — Explore world events and figures from 1940
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