What is Alfred G. Knudson?
{{Infobox scientist | name = Alfred G. Knudson | image = Nci-vol-8196-300 alfred knudson.jpg | image_size = | alt = | caption = | birth_name = Alfred George Knudson, Jr. | birth_date = {{Birth date|1922|8|9}} | birth_place = [[Los Angeles]], [[California]], [[United States|U.S.]] | death_date = {{death date and age|2016|7|10|1922|8|9}} | death_place = [[Philadelphia]], [[Pennsylvania]], U.S. | residence = | citizenship = | nationality = | fields = [[genetics]] | workplaces = [[Fox Chase Cancer Center]] | alma_mater = [[California Institute of Technology]], [[Columbia University]], [[California Institute of Technology]] | doctoral_advisor = | academic_advisors = | doctoral_students = | notable_students = | known_for = [[Knudson hypothesis]] | author_abbrev_bot = | author_abbrev_zoo = | influences = | influenced = | awards = [[William Allan Award]] {{small|(1991)}}<br>[[Albert Lasker Award for Clinical Medical Research]] {{small|(1998)}}<br> [[Kyoto Prize]] {{small|(2004)}} | signature = <!--(filename only)--> | signature_alt = | footnotes = | spouse = }} '''Alfred George Knudson, Jr.''' M.D., Ph.D. (August 9, 1922 &ndash; July 10, 2016) was an [[Americans|American]] [[genetics|geneticist]]. He worked in [[cancer]] [[genetics]]. He was known for the formulation of the [[Knudson hypothesis]] in 1971. It explains the effects of [[mutation]] on [[carcinogenesis]] (the development of cancer).<ref name=Lewis_2003>{{cite journal |author=Lewis EB |title=A tribute to Alfred G. Knudson |journal=Genes Chromosomes Cancer |volume=38 |issue=4 |pages=292–3 |date=December 2003 |pmid=14566845 |doi=10.1002/gcc.10251 |s2cid=19356295 }}</ref> Knudson died on July 10, 2016 at his home in [[Philadelphia]], [[Pennsylvania]] from a long-illness at the age of 93.<ref>{{cite web|url=http://www.philly.com/philly/obituaries/20