Which Happened First?

Ruth Barcan Marcus

Ruth Barcan Marcus
Image: Michael Marsland / Yale University · CC BY 3.0 · source

Ruth Barcan Marcus was an American academic philosopher and logician best known for her work in modal and philosophical logic. She developed the first formal systems of quantified modal logic and in so doing introduced the schema or principle known as the Barcan formula. Marcus, who originally published as Ruth C.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. John RawlsFebruary 21, 1921 – November 24, 2002
  2. Paulo FreireSeptember 19, 1921 – May 2, 1997
  3. Prabhat Rainjan SarkarMay 21, 1921 – October 21, 1990
  4. Ruth Barcan Marcus (this page)August 2, 1921 – February 19, 2012
  5. Sixto Durán-BallénJuly 14, 1921 – November 15, 2016
  6. William AlstonNovember 29, 1921 – September 13, 2009

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Ruth Barcan Marcus (August 2, 1921 – February 19, 2012) · Which Happened First?