Comment on John Jenkins's "Intellect, Will, and the Assent of Faith in Thomas Aquinas"(1996)
"The Necessity for Revelation: A Primer on Summa Contra Gentles 1, chaps. 1-9"(1996)
"St. Thomas's Rejection of Ockham's Way Out" (1992)
Comment on Brian Leftow's "Aquinas on Dimensions and Individuation" (1991)
"A Suarezian Model of Efficient Causality" (1990) (An extensively revised version of this paper appears as a part of the introductory essay, "Suarez on Metaphysical Inquiry, Efficient Causality, and Divine Action," in Francisco Suarez, On Creation, Conservation, and Concurrence: Metaphysical Disputations 20, 21, and 22 (South Bend, IN: St. Augustine's Press, November 1999).
Comment on Peter van Inwagen's "The Place of Chance in a World Sustained by God" (1987)