Associate Professor of Philosophy
2005 - 2010: Executive Director, Institute of Faith Integration at Azusa Pacific University 1994 - 2005: Chair, Department of Philosophy/Religious Studies at Greenville College
Natural Law Ethics, Virtue Ethics, Medical Ethics, Thomas Aquinas and Evolution
Visions of Agapé: Problems and Possibilities in Human and Divine Love (Ashgate Publishing, 2008)
A Shared Morality: A Narrative Defense of Natural Law Ethics. (Brazos Press, 2007)
“Thomistic Natural Law and the Limits of Evolutionary Psychology,” in Philosophy After Darwin: Classic and Contemporary Readings, ed. Michael Ruse. (Princeton University Press, 2009), 522-32.
“The Causality Distinction, Kenosis, and a Middle Way: Polkinghorne and Aquinas on Divine Action” co- authored with Aaron Cobb. Theology and Science. Vol. 7, No. 4 (November 2009): 391-406.
"Participation Metaphysics, the Imago Dei and the Natural Law in Aquinas’ Ethics” New Blackfriars. Vol. 88, No. 1015, (May 2007): 274-87.
“Just War Theory, Natural Law Morality and Evolutionary Psychology” Studies in Science and Theology Vol. 10 (2006): 45-57.
“Participation Metaphysics in Aquinas’ Natural Law Morality.” American Catholic Philosophical Quarterly. Vol 79, No.3 (Summer 2005): 431-45.
“Was Thomas Aquinas a Sociobiologist? Natural Law, Rational Goods and Sociobiology.” Zygon: Journal of Religion and Science. Vol. 39, No. 3 (September 2004): 659-80.