Senior Lecturer, Department of Philosophy


I am Director of the Centre for Ethics, Philosophy and Public Affairs at St Andrews. My work within practical ethics has focused on charitable giving and the philosophical foundations of effective altruism. See, for example:

Selected publications

‘Whether and Where to Give’ (2016) Philosophy and Public Affairs 44(1): 77–95

‘Effective Altruism’ (2020) International Encyclopedia of Ethics, edited by Hugh LaFollette (with William MacAskill)

‘Effective Justice’ (2020) Journal of Moral Philosophy 17(4): 398–415 (with Roger Crisp)

‘Review of The Precipice: Existential Risk and the Future of Humanity, by Toby Ord, New York: Hachette, 2020′ (2020) Notre Dame Philosophical Reviews

The Rules of Rescue: Cost, Distance, and Effective Altruism (book under contract with Oxford University Press) [Draft available upon request]