Brian Barry FBA (13 January 1936 – 10 March 2009) was a moral and political philosopher. He was educated at the Queen's College, Oxford, obtaining the degrees of B.A. and D.Phil under the direction of H. L. A. Hart.Along with David Braybrooke, Richard E. Flathman, Felix Oppenheim, and Abraham Kaplan, he is widely credited with having fused analytic philosophy and political science. Barry also fused political theory and social choice theory and was a persistent critic of public choice theory.