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Mathematics

John Nash

Mathematician, Nobel Prize in Economics 1994 for game theory

Born 1928 · Died 2015

Photo: Peter Badge / Typos1 · CC BY-SA 3.0

«Rationality of thought imposes a limit on a person's concept of his relation to the cosmos.»

Nobel autobiography, 1994

John Nash invented the equilibrium concept that bears his name, which describes what happens when everyone in a competition plays their best response to everyone else. He developed schizophrenia in his early thirties, lost three decades to it, recovered, and lived to collect a Nobel Prize.

Key achievements

  • Nobel Prize in Economics, 1994, for game theory
  • Nash equilibrium, from a 27-page doctoral thesis
  • Abel Prize, 2015, for work on partial differential equations

Universities

  • Princeton UniversityDoctorate1948–1950

    Princeton, New Jersey

    Took his PhD in 1950 with a 27-page thesis on non-cooperative games, then returned as a senior research mathematician.

  • Carnegie Mellon UniversityGraduate1945–1948

    Pittsburgh, Pennsylvania

    Took his bachelor's and master's degrees in mathematics at what was then Carnegie Institute of Technology.

Facts

  • His entire doctoral thesis was 27 pages long and cited two sources, one of them his own earlier paper.
  • His recommendation letter to Princeton consisted of a single sentence: this man is a genius.
  • Students at Princeton called him the Phantom of Fine Hall for the years when he wandered the mathematics building leaving equations on blackboards.
  • The film A Beautiful Mind, based on his life, won the Academy Award for Best Picture in 2002.

Photographs

Photographs come from Wikimedia Commons under free licences; the author and licence are shown on each image.

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