USA - 1994
For the design and implementation of TEX, an innovative tool for the computer composition of documents of high typographical quality.
USA - 1986
Donald E. KnuthFor the design and implementation of TeX, an innovative tool for the computer composition of documents of high typographical quality.
USA - 1974READ FULL CITATION AND ESSAY
For his major contributions to the analysis of algorithms and the design of programming languages, and in particular for his contributions to the "art of computer programming" through his well-known books in a continuous series by this title.
USA - 1971
For the publication in 1968 (at age 30) of Volume I of his monumental treatise "The Art of Computer Programming.