“Lā Siyyamā: Nursi’s Treatise on al-Hashr in Mathnawi al-Nuriye”
International Nursi Studies Conference on Resurrection and Theodicy, Istanbul , Turkey (2006)

“Chaplains Working in Unity Amidst Diversity: Christian Openheartedness Toward Religious Difference” 
North American Maritime Ministry Association Annual Meeting, Newark , NJ (2006)

“The Religious Diversity of Queens, NY” (lecture-tour)
North American Academy of Ecumenists Annual Meeting, Flushing , NYC (2005)

“The Spirit of Worship and the Result of Sincere Belief: Nursi’s Mathnawi al-‘Arabi al-Nuri as a handbook for the contemplative life”
Spirituality Conference of the Istanbul Foundation for Islamic Science and Culture, Istanbul , Turkey (2005)

“Religious Diversity and Interdependence: Obstacles and Opportunities for People of Faith: A Response to Charles Kimball”
Conference: Treasure in a Garden: Christian Witness in a Multi-Faith Land, Lutheran School of Theology at Chicago (2005)

“The Marrow of Worship and Said Nursi’s Moral Vision: A consideration of supplication in the Risale-i Nur”
Special session at the American Academy of Religion Annual Meeting , San Antonio , TX (2004)

“The Concept of Ihsan—the doing of the beautiful”
Columbia University Seminar on Studies in Religion, NYC (2002)

“Professing Christ in a Religiously Plural Society: Ecclesial Implications from an Anglican Point of View”
North American Academy of Ecumenists Annual Meeting, Lansdowne , VA (2002)

“Anglicanism and Islam: Then and Now”
Anglican Society Annual Meeting, NYC (2002)

“Commonweal, Accountability, and Christian-Muslim Relations in Light of September 11, 2001 ”
Episcopal Church Foundation Fellows Forum, Philadelphia (2002)