b. 1945
Philip Pettit (born 1945) is an Irish political philosopher and philosopher of mind, best known for reviving the republican tradition in political philosophy through his theory of freedom as non-domination. He has held positions at the Australian National University and Princeton University, and has written extensively on republicanism, rule consequentialism, group agency, and deliberative democracy.
Developed the neo-republican theory of freedom as non-domination, distinguishing it from liberal non-interference
Authored Republicanism: A Theory of Freedom and Government (1997), a foundational text in contemporary political philosophy
Advanced rule consequentialism, arguing moral reasoning should invoke general permission rules rather than act-by-act calculation
Co-developed (with Christian List) a theory of group agency and collective intentionality
Contributed to deliberative democratic theory, including institutional design for international organizations