John is Professor of Moral Theology at Regis College, the Jesuit College at the University of Toronto. He completed his PhD at Duke University. Previously he taught at the Dominican School of Theology and Philosophy and at the Graduate Theological Union in Berkeley, CA and in the School of Theology and Religious Studies at the Catholic University of America in Washington, DC. He has also been a Visiting Professor at the Duke Divinity School and the Duke Institute on Care at the End of Life. He is interested in Environmental and Animal Ethics.