John C. Harsanyi
The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel 1994
Born: 29 May 1920, Budapest, Hungary
Died: 9 August 2000, Berkeley, CA, USA
Affiliation at the time of the award: University of California, Berkeley, CA, USA
Prize motivation: "for their pioneering analysis of equilibria in the theory of non-cooperative games."
Contribution: Showed how games of incomplete information can be analyzed, thereby providing a theoretical foundation for a lively field of research - the economics of information - which focuses on strategic situations where different agents do not know each others' objectives.
Prize share: 1/3
Their work and discoveries range from the formation of black holes and genetic scissors to efforts to combat hunger and develop new auction formats.
See them all presented here.