Ian Rumfitt

ian rumfitt

In current post since 2016. My career started with a JRF at Balliol (1989-92). Between that and my current job, I taught at Keele University (1992-93), the University of Michigan at Ann Arbor (1993-98), University College, Oxford (1998-2005), Birkbeck College, London (2005-2013), and the University of Birmingham (2013-16).

Books and book chapters

'Neo-Fregeanism and the Burali-Forti paradox'. In Being Necessary: Themes of Modality and Ontology from the Work of Bob Hale (Oxford, 2018), pp.188-223
'Determinacy and Bivalence'. In The Oxford Handbook of Truth (Oxford, 2018), pp.394-432
'Against Harmony'. In The Blackwell's Companion to the Philosophy of Language, 2nd edition (Oxford, 2017), pp.225-49
The Boundary Stones of Thought: An Essay in the Philosophy of Logic (Oxford, 2015, pbk 2017)



'Truth'. Oxford Studies in the Philosophy of Language 1 (2019): 148-77
'Infinitesimals, Nations, and Persons'. Philosophy 94 (2019): 513-28
'Tempered Pragmatism'. Proceedings of the British Academy 210 (2017): 91-116
'Intuitionism and the Modal Logic of Vagueness' (with Susanne Bobzien). Journal of Philosophical Logic 49 (2000): 221-48


  • Philosophy of Logic
  • Philosophy of Language
  • Philosophy of Mathematics
  • Early Analytic Philosophy (especially Frege and Ramsey)