Keith Usherwood Ingold (31 May 1929 – 8 September 2023) was a British-Canadian chemist.

Life and career

Keith Usherwood Ingold was born to Sir Christopher Ingold and Dr. Hilda Usherwood, and studied for a BSc in Chemistry at the

University of London The University of London (UoL; abbreviated as Lond or more rarely Londin in Post-nominal letters, post-nominals) is a collegiate university, federal Public university, public research university located in London, England, United Kingdom. The ...

, completing his degree in 1949. He continued his higher education with a

PhD A Doctor of Philosophy (PhD, DPhil; or ) is a terminal degree that usually denotes the highest level of academic achievement in a given discipline and is awarded following a course of graduate study and original research. The name of the deg ...

in chemistry at

Oxford University The University of Oxford is a collegiate research university in Oxford, England. There is evidence of teaching as early as 1096, making it the oldest university in the English-speaking world and the second-oldest continuously operating u ...

, which he completed in 1951. Soon after graduation he moved to Canada to begin work with the National Research Council, followed by two years of post-doctoral research at the

University of British Columbia The University of British Columbia (UBC) is a Public university, public research university with campuses near University of British Columbia Vancouver, Vancouver and University of British Columbia Okanagan, Kelowna, in British Columbia, Canada ...

. He returned to work for the NRC in 1955 as a research officer, followed by a promotion to head of the Free Radical Chemistry Section. He was awarded the 1968 Petroleum Chemistry Award, the 1988 Linus Pauling Award, and both the

Davy Medal The Davy Medal is awarded by the Royal Society of London "for an outstandingly important recent discovery in any branch of chemistry". Named after Humphry Davy, the medal is awarded with a monetary gift, initially of £1000 (currently £2000). Re ...

and

Royal Medal The Royal Medal, also known as The Queen's Medal and The King's Medal (depending on the gender of the monarch at the time of the award), is a silver-gilt medal, of which three are awarded each year by the Royal Society. Two are given for "the mo ...

of the

Royal Society The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. The society fulfils a number of roles: promoting science and its benefits, re ...

, the latter for "elucidating the mechanism of reactions involving free radicals". In 1995 he was made an officer of the

Order of Canada The Order of Canada () is a Canadian state order, national order and the second-highest Award, honour for merit in the system of orders, decorations, and medals of Canada, after the Order of Merit. To coincide with the Canadian Centennial, ce ...

. He has received honorary degrees from the universities of

Guelph Guelph ( ; 2021 Canadian Census population 143,740) is a city in Southwestern Ontario, Canada. Known as The Royal City, it is roughly east of Kitchener, Ontario, Kitchener and west of Downtown Toronto, at the intersection of Ontario Highway 6, ...

Mount Allison Mount Allison is a peak of the Diablo Range, located in the East Bay southeast of Fremont, California. Geography Mount Allison is part of a ridge that also includes Mission Peak and Monument Peak. Unlike those other two peaks, Mount Allis ...

St Andrews St Andrews (; ; , pronounced ʰʲɪʎˈrˠiː.ɪɲ is a town on the east coast of Fife in Scotland, southeast of Dundee and northeast of Edinburgh. St Andrews had a recorded population of 16,800 , making it Fife's fourth-largest settleme ...

, Carleton, McMaster and Dalhousie. In his later career, Ingold's work has focused on radical-trapping

antioxidant Antioxidants are Chemical compound, compounds that inhibit Redox, oxidation, a chemical reaction that can produce Radical (chemistry), free radicals. Autoxidation leads to degradation of organic compounds, including living matter. Antioxidants ...

vitamin E Vitamin E is a group of eight compounds related in molecular structure that includes four tocopherols and four tocotrienols. The tocopherols function as fat-soluble antioxidants which may help protect cell membranes from reactive oxygen speci ...

in particular, and their effect on aging and on preventing such age-related diseases as

cancer Cancer is a group of diseases involving Cell growth#Disorders, abnormal cell growth with the potential to Invasion (cancer), invade or Metastasis, spread to other parts of the body. These contrast with benign tumors, which do not spread. Po ...

. Ingold died in Ottawa, Ontario on 8 September 2023, at the age of 94.

Selected works

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References

{{DEFAULTSORT:Ingold, Keith Usherwood 1929 births 2023 deaths Alumni of the University of London British chemists Royal Medal winners Officers of the Order of Canada Fellows of the Royal Society Fellows of the Royal Society of Canada Fellows of the Royal Society of Edinburgh 20th-century British chemists 21st-century British chemists Scientists from Leeds Alumni of the University of Oxford