He has held regular appointments at Indiana University and the University of Notre Dame. He has held visiting chairs and professorships at numerous colleges and universities, including Trinity College Dublin, Yale University, the University of Missouri, the University of Tennessee, and Willamette University.
His publications include over a dozen books, as well as a number of translations (Aeschylus and Euripides) and original plays. His most recent books are: Herakles Gone Mad: Rethinking Heroism in an Age of Endless War and Killing from the Inside Out: Moral Injury and Just War.
He has offered workshops on the translation and contemporary production of Greek drama at a number of colleges and
universities, here and abroad, and has himself directed productions of ancient dramas at such venues as the Samuel Beckett Centre, Dublin, the Center for the Performing Arts, Kansas City, MO, and the Nandan Centre for the Performing Arts in Kolkota,India.
In recent years he has been concerned to understand and address the wounds inflicted by war on veterans, particularly spiritual wounds and their healing. In this endeavor he has worked with and continues to collaborate with the Veterans Education Project, Mass Humanities, the National Endowment for the Humanities, the Veterans Administration, and the National Truth Commission on Ethics in War.