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Mary Leng


Former affiliations

Accepting PhD Students

PhD projects

I am available to supervise a range of projects in the philosophy of mathematics and science, and relating to metaphysics and metaphilosophy. Areas where I have particular research interests include:
The applicability of mathematics
Scientific explanation
Realism and anti-realism debates in mathematics and ethics

Personal profile

Research interests

Philosophy of Mathematics; Philosophy of Science; History of Analytic Philosophy; Fictionalism; Mathematics and Metaethics; Sex and Gender


Mary Leng joined the Department of Philosophy at the University of York in January 2012.  She was previously a Lecturer in Philosophy at the University of Liverpool (2006-2011) and a Research Fellow at St John's College, Cambridge (2002-2006).  She has held visiting fellowships at the University of California at Irvine (2001) and the University of British Columbia (2003).  She studied Mathematics and Philosophy as an undergraduate at Balliol College, Oxford (1993-1996), and received her PhD in Philosophy from the University of Toronto (2002).