The most important development in Thomism since the original entry has been increased interest in St. Thomas Aquinas among philosophers trained in the analytic tradition. The pioneer was Peter Geach, whose essay on "Aquinas" in Three Philosophers (1961) has proved to be seminal. Although often critical of what he takes to be Aquinas's positions, Anthony Kenny's numerous publications—covering such diverse philosophical topics as God, mind, and metaphysics—have been influential in making Aquinas more accessible.

The most comprehensive attempt to argue for the contemporary relevance of Aquinas to analytic philosophers is Eleonore Stump's wide-ranging Aquinas (2003). The emergence of philosophy of religion as a recognized discipline within analytical philosophy departments has generated greater interest in Aquinas among a wide variety of theists. Norman Kretzmann, in The Metaphysics of Theism (1997) and The Metaphysics of Creation (1999), has argued that Aquinas's natural theology as developed in the first three books...