David C. Evans
   HOME

TheInfoList



OR:

David Cannon Evans (February 24, 1924 – October 3, 1998) was the founder of the
computer science Computer science is the study of computation, automation, and information. Computer science spans theoretical disciplines (such as algorithms, theory of computation, information theory, and automation) to practical disciplines (includi ...
department at the
University of Utah The University of Utah (U of U, UofU, or simply The U) is a public research university in Salt Lake City, Utah. It is the flagship institution of the Utah System of Higher Education. The university was established in 1850 as the University of De ...
and co-founder (with Ivan Sutherland) of
Evans & Sutherland Evans & Sutherland is a pioneering American computer firm in the computer graphics field. Its current products are used in digital projection environments like planetariums. Its simulation business, which it sold to Rockwell Collins, sold products ...
, a pioneering firm in computer graphics hardware.


Biography

Evans was born in
Salt Lake City Salt Lake City (often shortened to Salt Lake and abbreviated as SLC) is the capital and most populous city of Utah, United States. It is the seat of Salt Lake County, the most populous county in Utah. With a population of 200,133 in 2020, th ...
. He attended the University of Utah and studied electrical engineering; he earned his Bachelor of Science in Physics in 1949 and his Doctorate in Physics in 1953. Evans first worked at the Bendix aviation electronics company, where he acted as project manager in 1955 to develop what some describe as an early
personal computer A personal computer (PC) is a multi-purpose microcomputer whose size, capabilities, and price make it feasible for individual use. Personal computers are intended to be operated directly by an end user, rather than by a computer expert or tec ...
that ran on an interpretive operating system. The
Bendix G-15 The Bendix G-15 is a computer introduced in 1956 by the Bendix Corporation, Computer Division, Los Angeles, California. It is about and weighs about . The G-15 has a drum memory of 2,160 29-bit words, along with 20 words used for special purpos ...
was a bulky unit about the size of a two-door refrigerator. He stayed with the company just long enough to manage the G-20 project. Evans became a faculty member of the
University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California. Established in 1868 as the University of California, it is the state's first land-grant u ...
. His first important work with graphics dates from that period, when he did several experiments on an IDIOM display hooked up to a
Digital Equipment Corporation Digital Equipment Corporation (DEC ), using the trademark Digital, was a major American company in the computer industry from the 1960s to the 1990s. The company was co-founded by Ken Olsen and Harlan Anderson in 1957. Olsen was president un ...
PDP-5. In 1963, he was co-
Principal Investigator In many countries, the term principal investigator (PI) refers to the holder of an independent grant and the lead researcher for the grant project, usually in the sciences, such as a laboratory study or a clinical trial. The phrase is also often us ...
(with
Harry Huskey Harry Douglas Huskey (January 19, 1916 – April 9, 2017) was an American computer design pioneer. Early life and career Huskey was born in Whittier, in the Smoky Mountains region of North Carolina and grew up in Idaho. He received his bache ...
) for
project Genie Project Genie was a computer research project started in 1964 at the University of California, Berkeley. It produced an early time-sharing system including the Berkeley Timesharing System, which was then commercialized as the SDS 940. History P ...
to produce an early multi-user timesharing system. Students from this period include
Butler Lampson Butler W. Lampson, ForMemRS, (born December 23, 1943) is an American computer scientist best known for his contributions to the development and implementation of distributed personal computing. Education and early life After graduating from t ...
and
L. Peter Deutsch L Peter Deutsch (born Laurence Peter Deutsch on August 7, 1946, in Boston, Massachusetts) is the founder of Aladdin Enterprises and creator of Ghostscript, a free software PostScript and Portable Document Format, PDF interpreter. Deutsch's othe ...
. The system, which included key developments in the field of
virtual memory In computing, virtual memory, or virtual storage is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine" which "creates the illusion to users of a very ...
, was sponsored by the US Defense Department's
Advanced Research Projects Agency The Defense Advanced Research Projects Agency (DARPA) is a research and development agency of the United States Department of Defense responsible for the development of emerging technologies for use by the military. Originally known as the Adv ...
. In 1965, the University of Utah recruited him back to start their own computer science department. When he was building up the University of Utah department in 1968 he managed to convince Ivan Sutherland (who had funded Evans' DARPA research) to come to
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, accepting the condition that they start a computer graphics company together. Evans retired from the company in 1994. Evans's students at Utah included
Alan Kay Alan Curtis Kay (born May 17, 1940) published by the Association for Computing Machinery 2012 is an American computer scientist best known for his pioneering work on object-oriented programming and windowing graphical user interface (GUI) d ...
,
Edwin Catmull Edwin Earl "Ed" Catmull (born March 31, 1945) is an American computer scientist who is the co-founder of Pixar and was the President of Walt Disney Animation Studios. He has been honored for his contributions to 3D computer graphics, including th ...
,
James H. Clark James Henry Clark (born March 23, 1944) is an American entrepreneur and computer scientist. He founded several notable Silicon Valley technology companies, including Silicon Graphics, Netscape, myCFO, and Healtheon. His research work in comput ...
,
John Warnock John Edward Warnock (born October 6, 1940) is an American computer scientist and businessman best known for co-founding Adobe Systems Inc., the graphics and publishing software company, with Charles Geschke. Warnock was President of Adobe for ...
, Alan Ashton, Frank Crow,
Jim Blinn James F. Blinn (born 1949) is an American computer scientist who first became widely known for his work as a computer graphics expert at NASA's Jet Propulsion Laboratory (JPL), particularly his work on the pre-encounter animations for the Vo ...
,
Bui Tuong Phong Bui Tuong Phong (December 14, 1942 – July 1975) was a Vietnamese-born computer graphics researcher and pioneer. He invented the widely used Phong shading algorithm and Phong reflection model. Life Phong was born in Hanoi, then French I ...
, Gary Hodgman, and Henri Gouraud. Evans was a member of
the Church of Jesus Christ of Latter-day Saints The Church of Jesus Christ of Latter-day Saints, informally known as the LDS Church or Mormon Church, is a nontrinitarian Christian church that considers itself to be the restoration of the original church founded by Jesus Christ. The ch ...
(LDS Church). He served as a
branch president A branch president is a leader of a "branch" congregation of the Church of Jesus Christ of Latter-day Saints (LDS Church). The calling of branch president is very similar to the calling of bishop, except that instead of presiding over a ward, th ...
, a counselor in
bishoprics In church governance, a diocese or bishopric is the ecclesiastical district under the jurisdiction of a bishop. History In the later organization of the Roman Empire, the increasingly subdivided provinces were administratively associat ...
and stake presidencies, and as a
scout master A Scout leader or Scouter generally refers to the trained adult leader of a Scout unit. The terms used vary from country to country, over time, and with the type of unit. Roles There are many different roles a leader can fulfill depending on ...
for a total of 27 years.''
Church News The ''Church News'' (or ''LDS Church News'') is a weekly tabloid-sized supplement to the ''Deseret News'' and the ''MormonTimes'', a Salt Lake City, Utah newspaper owned by the Church of Jesus Christ of Latter-day Saints (LDS Church). It is t ...
'', October 26, 1996.
Evans was awarded the
Silver Beaver The Silver Beaver Award is the council-level distinguished service award of the Boy Scouts of America. Upon nomination by their local Scout council and with the approval of the National Court of Honor, recipients of this award are registered adu ...
for his role in scouting. Evans married Joy Frewin. They had ten children, only seven of which lived to adulthood. One of these is David F. Evans, who became a general authority in the LDS Church. From 1984 to 1990, Joy Evans was a counselor in the general presidency of the
Relief Society The Relief Society is a philanthropic and educational women's organization of the Church of Jesus Christ of Latter-day Saints (LDS Church). It was founded in 1842 in Nauvoo, Illinois, United States, and has more than 7 million members in over 18 ...
to Barbara W. Winder. At the time of his death on October 12, 1998, Evans had 39 living grandchildren and great grandchildren. In 1996,
Brigham Young University Brigham Young University (BYU, sometimes referred to colloquially as The Y) is a private research university in Provo, Utah. It was founded in 1875 by religious leader Brigham Young and is sponsored by the Church of Jesus Christ of Latter-d ...
established the David C. Evans Chair of Computer Engineering and Graphics. Evans was at the ceremony where the founding of a chair in his honor was announced, but due to his suffering from Alzheimer's disease, did not make any remarks at the ceremony.


References


External links

* {{DEFAULTSORT:Evans, David C. American computer scientists Latter Day Saints from California 20th-century American educators Computer graphics professionals University of Utah faculty University of Utah alumni University of California, Berkeley faculty Bendix Corporation people 1924 births 1998 deaths Scientists from Salt Lake City Latter Day Saints from Utah