Editor, Philosophy, Culture, and Traditions, 2001-present.
Editor, Études maritainiennes / Maritain Studies, 1994-present.
Member of the Editorial Board, Dialogue: Canadian Philosophical Review, 2000-present.
Member of the Editorial Board, Science et esprit: revue de philosophie et de théologie, 2000-present.
Member of the Editorial Board, Collingwood and British Idealism Studies, 2001--
Member of the Editorial Board, Bradley Studies, 2001--
Associate Editor, Journal of Dharma, 1996-present.
Associate Editor, The South Pacific Journal of Philosophy and Culture, 1996-present.
Area Editor (Social Philosophy), The Internet Encyclopedia of Philosophy, 1999-present.
Editor, Bulletin of the Canadian Jacques Maritain Association, 1999-2001.
Editor, Bulletin of the Canadian Society for the Study of Religion, 1999-2001.
Editor, Canadian Society of Christian Philosophers Newsletter, 1994-99.
Member of the Editorial Board, Carrefour: revue de réflexion interdisciplinaire (French-language philosophical review), 1986-91.
Editor, De Philosophia (University of Ottawa Philosophy Review), 1983-84.
Founding Editor, The Carleton University Student Journal of Philosophy, 1974-80.
Editorial Assistant, The Canadian Library of Philosophy, (Canadian Association for Publishing in Philosophy; Editorial offices at Carleton University), 1975-76.