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American mechanical engineer and real estate developer (1935–2021) From Wikipedia, the free encyclopedia
John Welles Wilder Jr. (June 11, 1935 – April 18, 2021) was an American mechanical engineer, turned real estate developer. He is best known, however, for his work in technical analysis. Wilder is the father of several technical indicators that are now considered to be the core tenets of technical analysis software. These include Average True Range, the Relative Strength Index (RSI), Average Directional Index, and the Parabolic SAR.[1]
John Welles Wilder Jr. | |
---|---|
Born | Norris, Tennessee, U.S. | June 11, 1935
Died | April 18, 2021 85) | (aged
Occupation(s) | mechanical engineer, turned real estate developer |
Known for | Average true range, Relative strength index, Average directional movement index, Parabolic SAR |
John Welles Wilder was born June 11, 1935, in Norris, Tennessee. The oldest of four children to John Welles "Jack" Wilder, Sr., and Frances Green Wilder, his brother was former NFL defensive tackle and defensive end Albert Green "Bert" Wilder (April 14, 1939 – December 5, 2012).
After serving in the Korean War in the US Navy, Wilder attended North Carolina State University in Raleigh, graduating with a degree in Mechanical Engineering in 1962. He married Eleanor Dawn Barefoot on July 6, 1958. They had three children: John Welles "Johnny" Wilder III (April 22, 1959 – March 25, 2020), Catharine Cooper, and David Wilder, settling in Greensboro, North Carolina. After a successful real estate practice, he founded Trend Research LTD, and its primary subsidiary, The Delta Society. He then published New Concepts in Technical Trading Systems in 1978.
Wilder and his wife Dawn retired and relocated to Christchurch, New Zealand in October 1999, becoming dual citizens shortly thereafter. While in retirement, he continued with system development until 2008.
In 2020, Wilder was diagnosed with vascular dementia and Alzheimer's disease, having shown symptoms for the better part of the 2010's.
John Welles Wilder Jr. died on April 18, 2021, in Christchurch at the age of 85.
In his 1978 book, New Concepts in Technical Trading Systems, Wilder introduced six popular technical indicators:
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