Editing Stephen Timoshenko (section)

{{Short description|Ukrainian engineer and academic (1878–1972)}}
{{family name hatnote|Prokopovych|Timoshenko|lang=Eastern Slavic}}
{{Infobox scientist
| name              = Stephen Timoshenko
| native_name       = {{nobold|Степан Тимошенко}}
| native_name_lang  = uk
| image             = Timoshenko Stephen.jpg
| caption           = Timoshenko, c. 1918
| birth_name        = Stepan Prokopovych Tymoshenko
| birth_date        = {{OldStyleDate|December 22|1878|December 10}}
| birth_place       = Shpotovka, [[Chernigov Governorate]], [[Russian Empire]]
| death_date        = {{death date and age|mf=yes|1972|05|29|1878|12|23}}
| death_place       = [[Wuppertal]], [[West Germany]]
| alma_mater        = [[Petersburg State Transport University]]
| doctoral_advisor  = 
| doctoral_students = {{plainlist|*[[Nicholas J. Hoff]]
*[[James N. Goodier]]
*[[Egor Popov]]<ref name="mate">{{mathgenealogy|id=91206|name=Stephen Prokofyevich Timoshenko}}</ref>}}
| known_for         = [[Timoshenko beam theory]]
| nationality       = [[Russian Empire]], then [[United States]] after about 1927
| field             = [[Engineering Mechanics]]
| work_institution  = [[Kiev Polytechnic Institute]], [[Peter the Great St. Petersburg Polytechnic University]], [[University of Michigan]], [[Stanford University]]
| prizes            = [[The Franklin Institute Awards|Louis E. Levy Medal]] {{small|(1944)}}<br/>[[Timoshenko Medal]] {{small|(1957)}}<br/>[[Elliott Cresson Medal]] {{small|(1958)}}<br/>[[Fellow of the Royal Society]]<ref name="frs">{{Cite journal | last1 = Mansfield | first1 = E. H. | last2 = Young | first2 = D. H. | doi = 10.1098/rsbm.1973.0025 | title = Stephen Prokofievitch Timoshenko 1878-1972 | journal = [[Biographical Memoirs of Fellows of the Royal Society]] | volume = 19 | pages = 679–694 | year = 1973 | doi-access =  }}</ref>
| religion          = 
}}

'''Stepan Prokopovich Timoshenko'''<ref>Elishakoff I., "Stepan Prokofievich Timoshenko", in ''Encyclopedia of Continuum Mechanics'' (H. Altenbach and A. Öchsner, eds.), pp. 2552-2555, Berlin: Springer, 2020</ref> ({{langx|uk|Степан Прокопович Тимошенко|Stepan Prokopovych Tymoshenko}}; {{langx|ru|Степан Прокофьевич Тимошенко|Stepan Prokofyevich Timoshenko}}, {{IPA|ru|sʲtʲɪˈpan prɐˈkofʲjɪvʲɪtɕ tʲɪmɐˈʂɛnkə|}}; {{OldStyleDate|December 22|1878|December 10}} &ndash; May 29, 1972), later known as '''Stephen Timoshenko''', was a Russian<ref>[https://www.fsb.unizg.hr/brodogradnja/UZIR-Essay-2017-Cakmak.pdf The Life and Work of Stephen P. Timoshenko]</ref><ref>{{Cite book |url=https://books.google.com/books?id=eVlVAAAAYAAJ&q=%22Stephen+Timoshenko%22+Russian |title=The Chartered Mechanical Engineer |date=1963 |publisher=The Institution |language=en}}</ref><ref>[https://www.lib.umich.edu/faculty-history/faculty/stephen-timoshenko/bio-0 University of Michigan. Faculty History Project]</ref><ref>{{Cite book |last=Moon |first=Francis C. |url=https://books.google.com/books?id=R8HEBAAAQBAJ&dq=%22Stephen+Timoshenko%22+Russian&pg=PA150 |title=Social Networks in the History of Innovation and Invention |date=2013-11-19 |publisher=Springer Science & Business Media |isbn=978-94-007-7528-2 |language=en}}</ref> and later an American<ref name="infosketch">{{Cite web |title=Stephen Timoshenko |url=https://www.nndb.com/people/415/000173893/ |access-date=2024-09-23 |website=www.nndb.com}}</ref> [[Mechanical engineer|engineer]] and academician.

He is considered to be the father of modern [[engineering mechanics]]. An inventor and one of the pioneering mechanical engineers at the [[Peter the Great St. Petersburg Polytechnic University|St. Petersburg Polytechnic University]]. A founding member of the [[Ukrainian Academy of Sciences]], Timoshenko wrote seminal works in the areas of [[engineering mechanics]], [[Elasticity (physics)|elasticity]] and [[strength of materials]], many of which are still widely used today. Having started his scientific career in the [[Russian Empire]], Timoshenko emigrated to the [[Kingdom of Yugoslavia|Kingdom of Serbs, Croats and Slovenes]] during the [[Russian Civil War]] and then to the [[United States]].<ref name="frs"/><ref name=AIR>{{cite book| first=Stephen P.| last=Timoshenko| title=As I Remember; The Autobiography of Stephen P. Timoshenko|publisher=Princeton, Van Nostrand| year=1968 }}</ref><ref>{{cite book| author=C. Richard Soderberg| title=Stephen P. Timoshenko, 1878-1972: A biographical memoir|publisher=The National Academies Press (National Academy of Sciences)| year=1982 }}</ref><ref>
{{Cite book |url=https://nap.nationalacademies.org/read/576/chapter/1 |title=Read "Biographical Memoirs: Volume 53" at NAP.edu |date=1982 |doi=10.17226/576 |isbn=978-0-309-03287-2 |language=en}}</ref><ref>{{cite book| title=Stephen Timoshenko |author=Encyclopedia of Ukraine, vol. 19 | location= Toronto |publisher=University of Toronto| year=1993 }}</ref><ref>В. Борисов, [http://www.ihst.ru/projects/emigrants/timoshenko.htm Тимошенко Степан Прокофьевич],[http://www.ihst.ru/ Institute of the History of the Natural Sciences and Technology] of the [[Russian Academy of Science]]</ref><ref>Писаренко Г.С. Степан Прокофьевич Тимошенко. М., 1991.</ref>