Roberto Busa (28 November 1913 – 9 August 2011) was an Italian Jesuit priest and one of the pioneers in the usage of computers for linguistic and literary analysis. He was the author of the Index Thomisticus, a complete lemmatization of the works of Saint Thomas Aquinas and of a few related authors.
- editor, Index Thomisticus, 1974; web edition, 2005.
- "The Annals of Humanities Computing: The Index Thomisticus", Computers and the Humanities 14 (1980), pp 83-90.
- Susan Hockey, "The History of Humanities Computing", 2004.