| Philosophy in the middle ages: The Christian, Islamic, and Jewish traditions A Hyman, JJ Walsh, T Williams Hackett Publishing, 2010 | 414 | 2010 |
| On free choice of the will T Williams Hackett Publishing, 1993 | 285* | 1993 |
| The Cambridge Companion to Duns Scotus T Williams Cambridge University Press, 2003 | 192 | 2003 |
| Anselm S Visser, T Williams Oxford University Press, 2008 | 148* | 2008 |
| Saint Anselm T Williams | 97 | 2008 |
| Anselm: Basic Writings T Williams Hackett Publishing, 1997 | 85* | 1997 |
| The doctrine of univocity is true and salutary T Williams Modern Theology 21 (4), 575-585, 2005 | 83 | 2005 |
| Biblical Interpretation T Williams Cambridge Companion to Augustine, 2001 | 76 | 2001 |
| Sin, grace, and redemption T Williams The Cambridge Companion to Abelard, 258-278, 2004 | 64 | 2004 |
| John Duns Scotus T Williams The Routledge Companion to Free Will, 275-283, 2016 | 63 | 2016 |
| How Scotus separates morality from happiness T Williams American Catholic Philosophical Quarterly 69 (3), 425-445, 1995 | 61 | 1995 |
| Anselm’s account of freedom S Visser, T Williams The Cambridge Companion to Anselm, 179-203, 2004 | 57* | 2004 |
| The Unmitigated Scotus T Williams Walter de Gruyter, Berlin/New York 80 (2), 162-181, 1998 | 50 | 1998 |
| From metaethics to action theory T Williams | 49 | 2003 |
| Two aspects of Platonic recollection T Williams Apeiron 35 (2), 131-152, 2002 | 45 | 2002 |
| Introduction–The Life and Works of John Duns the Scot T Williams | 41 | 2003 |
| The Libertarian Foundations of Scotus's Moral Philosophy T Williams The Thomist 62, 1998 | 40 | 1998 |
| Human Freedom and Agency T Williams The Oxford Handbook of Thomas Aquinas, 2011 | 31 | 2011 |
| A Most Methodical Lover? On Scotus's Arbitrary Creator T Williams Journal of the History of Philosophy 38, 2000 | 30 | 2000 |
| Reason, Morality, and Voluntarism in Duns Scotus: A Pseudo-Problem Dissolved T Williams The Modern Schoolman 74 (2), 73-94, 1997 | 29 | 1997 |
