Essay on Augustine and the Western Trinity:
"Augustine's New Trinity: The Anxious Circle of Metaphor"
Published in Religious Innovation: Essays in the Interpretation of Religious Change, edited by Michael A. Williams, Collett Cox and Martin S. Jaffee (Berlin: Mouton de Gruyter, 1992), pp. 191-214.

Essay on understanding the original (Eastern) doctrine of the Trinity:
"The Hermeneutic of Greek Trinitarianism: An Approach Through Intentionality Analysis"
Published in Religion in Context, ed. Timothy P. Fallon and Philip Boo Riley. Lanham, Maryland: University Press of America, 1988.

Essay comparing Bernard Lonergan and Eastern Orthodoxy on Pneumatology:
"The Pneumatology of Bernard Lonergan: A Byzantine Comparison"
Published in Religious Studies and Theology, 5, no. 2 (May, 1985), pp. 13--23.

A paper presented at the AAR/SBL Northwest Annual Meeting, Seattle, 1983:
"Chalcedonian Theology and The 'Filioque'"