What is Stanley Mandelstam?
{{Infobox scientist | name = Stanley Mandelstam | image = | image_size = | alt = | caption = | birth_date = {{Birth date|df=yes|1928|12|12}} | birth_place = [[Johannesburg]],<ref>[http://www.aip.org/history/acap/biographies/bio.jsp?mandelstams Array of Contemporary American Physicists]</ref><br>[[Union of South Africa|South Africa]] | death_date = {{Death date and age|df=yes|2016|06|23|1928|12|12}} | death_place = [[Berkeley, California]], U.S. | residence = | citizenship = | nationality = | fields = [[Particle physics]]<br>[[String theory]] | workplaces = [[University of the Witwatersrand]],<br>[[University of California - Berkeley]],<br>[[University of Birmingham]] | alma_mater = [[University of the Witwatersrand]],<br>[[Birmingham University]],<br>[[Trinity College, Cambridge]] | thesis_title = Some Contributions to the Theory and Application of the Bethe-Salpeter Equation | thesis_url = | thesis_year = 1956 | doctoral_advisor = [[Richard Henry Dalitz]] | academic_advisors = [[Paul Taunton Matthews]] | doctoral_students = [[Michio Kaku]]<br>[[Charles Thorn]]<br>[[Joseph Polchinski]]<br>[[Nathan Berkovits]] | notable_students = | known_for = | influences = | influenced = | awards = Fellow of the [[Royal Society]]<br>[[Dirac Medal]]<br>Fellow of the [[American Academy of Arts and Sciences]]<br>[[Dannie Heineman Prize for Mathematical Physics]] {{small|(1992)}} | signature = <!--(filename only)--> | signature_alt = | website = <!-- {{URL|www.example.com}} --> | footnotes = | spouse = }} '''Stanley Mandelstam''' (12 December 1928 &ndash; 23 June 2016) was a [[South Africa]]n-born [[Americans|American]] [[theoretical physicist]] of [[Jewish]] descent.<ref>Jewish Year Book 2005, page 214.</ref> He introduced the [[Mandelstam variables]] into [[particle physics]] in 1958. It was a coor