• John McCarthy (September 4, 1927 – October 24, 2011) was an American computer scientist.
  • He  taught himself higher math using Caltech textbooks when his family moved to the area, allowing him to take advanced classes when he enrolled as a teenager.
  • He received a Ph.D. from Princeton in 1951..


  • He became professor in Stanford in 1962.
  • He coined the term “artificial intelligence” (AI)


  • McCarthy believed AI should be interactive, allowing for a give and take similar to AI simulators like Eliza and, more recently, Siri.
  • His own labs were run in an open, free-wheeling fashion, encouraging exploration and argument
  • .He developed the Lisp programming language family, significantly influenced the design of the ALGOL programming language.


  • . He is known for artificial intelligence,LISP and situation calculus.


  • He received :

Turing award in 1971.

Kyoto prize in 1988.

National medal of science in 1990.

Benjamin Franklin Award in 2003.