John R. Steel, Date of Birth

John R. Steel

American mathematician

Date of Birth: 30-Oct-1948

Profession: mathematician, university teacher, philosopher

Nationality: United States

Zodiac Sign: Scorpio

John Robert Steel (born October 30, 1948) is an American set theorist at University of California, Berkeley (formerly at UCLA).
He has made many contributions to the theory of inner models and determinacy.
With Donald A.
Martin, he proved projective determinacy, assuming the existence of sufficient large cardinals.
He earned his Ph.D.
in Logic & the Methodology of Science at Berkeley in 1977 under the joint supervision of John West Addison, Jr.
and Stephen G.
Simpson.In 2015 the European Set Theory Society awarded him and Ronald Jensen the Hausdorff Medal for their paper "K without the measurable".

George Bergman (1943–)

	Alternative names	George M. Bergman
	Description	American university teacher
	Date of birth	22 July 1943
	Location of birth	Brooklyn
	Authority control	: Q16198978 VIAF: 36173960 ISNI: 0000 0001 1054 507X LCCN: n96003979 MGP: 32848 GND: 172970725 WorldCat