“Is the Phallus Sometimes a Penis? Pornography is Medieval Art.” International Congress on Medieval Studies, Kalamazoo, MI, May, 2011.
“Magicians and Magonians – Agobard of Lyons and the Carolingian Supernatural.” South Eastern Medieval Association, Richmond, VA, November 2010.
Session organizer "Medieval Humor, Medievalism and Humor: Laughter in and Laughter about the Middle Ages." International Congress on Medieval Studies, Kalamazoo, MI, May, 2007
"Objects of Adornment? Detached Body Part Pins and Pilgrimage Badges" International Congress on Medieval Studies, Kalamazoo, MI, May, 2007
"The Soul's Progress: right side up and upside down," 18th Romance Languages and Literatures Conference: Humor and Laughter in Literature and Film, Binghamton University, March, 2006.
"What's that Vagina Doing on Stilts? Late Medieval Pilgrimage Badges." Medieval and Renaissance Forum, Plymouth State University, April, 2005.
"The 9th Century Mosaics at Santa Prassede in Rome: What Kind of Evidence for Crisis or Recovery," CEMERS at Binghamton University Conference: Recovery: Pre-Modern Responses to Catastrophe and Convulsion, November, 2002.
"Reading and Writing on the Walls in Carolingian Francia," Medieval Latin Studies Group session on "Latinity and Literacy in Antiquity and the Middle Ages," American Philological Association, Philadelphia, January, 2002.
"Reading Author(ity) in Theodulf of Orleans," University of Kansas: The Politics of Art-Making: Interrogating Power/Courting Authority, Kress Department of Art annual conference, March, 2001.
"Glossing the Building: Carolingian Inscriptions in the Palatine Chapel at Aachen," Sewanee Medieval Colloquium, University of the South, April, 1998.
"The Relics in Roland's Durendal," Sewanee Medieval Colloquium, University of the South, April, 1993.
"In Search of Early Medieval Literacy," Emory University, George Cuttino Memorial Paper Society, March, 1993.
--Postmodern Studies
"Style and Cyberethics: Technology and Freedom in George Alec Effinger and William Gibson's (U/Dys)topias," Popular Culture Conference, New Orleans, April, 1993.
"Postmodern Art & Architecture, Postmodern Fictions," University of Tennessee at Chattanooga, April, 1990.
--Pedagogy
Roundtable participant, "Weblogs and the Academy: Pedagogy, Professionalism, and Technical Practices." International Congress on Medieval Studies, Kalama, MI, May, 2007
"Teaching the Theophilus Legend: What an Art Historian can do with a Great Books course," Center for Medieval and Renaissance Studies at Binghamton University Conference: Theater and the Visual Arts in the Middle Ages and Renaissance, October, 2006.
Roundtable Participant, "Weblogs and the Academy: Internet Presence and Professional Discourse among Medievalists," International Congress on Medieval Studies, Kalamazoo, MI, May, 2006.
"Voices from an Art Department," with Nicholas H. Ruth, Northeast Regional Blackboard Users' Conference, St. Lawrence University, Canton, NY, April, 2002.