Professor of Political Philosophy at the University of York, and Board Member at the Democracy Collaborative.

Martin writes on a number of issues related to the theory and practice of economic and social justice, working at the intersection of political philosophy, political economy and public policy. He is especially interested in questions of how we can reduce inequality and solve large-scale social problems through building democratic institutions. He has written about topics including community wealth building, tax systems, the role of insurance mechanisms, labour unions, collective capital formation, corporate governance, and economic democracy.

Martin is the co-author (with Joe Guinan of the Democracy Collaborative) of *The Case for Community Wealth Building* (Polity, 2019), and the co-editor of *Taxation: Philosophical Perspectives* (Oxford University Press, 2018) and *Property-Owning Democracy: Rawls and Beyond* (Wiley-Blackwell, 2012). He was educated at Balliol College, Oxford (BA in PPE, BPhil in Philosophy), and at Harvard University, where he completed his PhD in Philosophy under the supervision of T. M. Scanlon and Derek Parfit, and spent time as a Fellow at the Harvard Center for Ethics, and as a Fellow in the Program on Justice, Welfare and Economics.

At the University of York, Martin teaches on the interdisciplinary PPE programme, he is the director of the interdisciplinary MA in Political and Legal Philosophy (jointly taught with York Law School), and he is the Impact Coordinator for the Department of Philosophy. Before coming to York, Martin was Research Fellow in Philosophy and Politics at St John's College, University of Cambridge (2004-7), and Hallsworth Research Fellow in Political Economy at the University of Manchester (2007-9). He has also been a Visiting Fellow at the Chaire Hoover d'éthique économique et sociale at UC Louvain.

Martin's regularly writes for a non-academic audience, and his writing has appeared in publications such as The Guardian, the Boston Review, the New Statesman, and the Big Issue, He is currently writing a general introduction to political philosophy for newcomers to the subject, starting from real world cases and showing their philosophical significance: Real World Political Philosophy will be published in 2023 by Polity Press.

Originally from London, Martin lives in York with his wife and four children (and two cats). His children share his (frequently forlorn) enthusiasm for Arsenal FC. He tweets at @martin_oneill