Garrett Cullity is Professor of Philosophy in the RSSS, ANU. He taught previously at the universities of Oxford, St Andrews and Adelaide. A moral philosopher whose work ranges across the theoretical and applied parts of the discipline, he has written on topics including the nature of moral judgement, the sources of moral knowledge, the relationship between reasons for action and rationality, the content of the moral virtues, the moral emotions, human rights, fairness and collective action, and the ethical issues surrounding international aid, climate change, and our activities as consumers.

After studying as an undergraduate at UWA and completing his postgraduate training (B.Phil. and D.Phil.) at Oxford, Garrett Cullity joined the Department of Moral Philosophy in 1991. He returned to Australia to a Lectureship in Philosophy at the University of Adelaide in 2001, and was Hughes Professor of Philosophy there from 2007 until his appointment at ANU in 2020.