Richard Simpson Bird (4 February 1943 – 4 April 2022) was a Supernumerary Fellow of Computation at Lincoln College, University of Oxford, in Oxford England, and former director of the Oxford University Computing Laboratory (now the Department of Computer Science, University of Oxford). Bird's research interests lay in algorithm design and functional programming, and he was known as a regular contributor to the Journal of Functional Programming and the author of Introduction to Functional Programming using Haskell and other books. His name is associated with the Bird–Meertens formalism, a calculus for deriving programs from specifications in a functional programming style. Formerly, Bird was at the University of Reading. He was a member of the International Federation for Information Processing (IFIP) IFIP Working Group 2.1 on Algorithmic Languages and Calculi, which specified, supports, and maintains the programming languages ALGOL 60 and ALGOL 68. References External links , laboratory 1943 births Living people English computer scientists English non-fiction writers Computer science writers Members of the Department of Computer Science, University of Oxford Fellows of Lincoln College, Oxford Academics of the University of Reading Programming language researchers Formal methods people English male non-fiction writers