Richard Arneson is an American philosopher specializing in political philosophy who has taught at the University of California, San Diego since 1973. He chaired the department during 1992 - 1996, and served as graduate adviser. In 1996, he also served as visiting professor in the Politics, Philosophy and Economics program at Yale University. Dr. Arneson earned his Ph.D. in Philosophy from the University of California, Berkeley in 1975. His work has largely focused on Utilitarianism and on Luck Egalitarianism. He is also a proponent of Prioritarianism.[1]