Dr Richard A. O'Keefe is a computer scientist, currently working in Department of Computer Science at the University of Otago in Dunedin, New Zealand.
He concentrates on languages for logic programming and functional programming (including Prolog, Haskell, and Erlang). O'Keefe published well known and influential book on Prolog programming: The Craft of Prolog (ISBN 0-262-15039-5).