"Looking at Pictures: Art History and the Perception of Visual Images". Paper presented in the session "Art, Science and Visual Studies" (co-convenors: Martin Kemp and Marius Kwint) at the conference "Making Connections" of the Association of Art Historians, Oxford, England, March 2001
"Dr. Digital: Teaching Art History in a Wired World". Invited presentation to the Sweet Briar College Friends of Art at the National Arts Club, New York, November, 2000
"Art History and Technology: A Brief History; New Directions". Paper to be presented in the session "Using Technology to Teach Art History" at the Annual Southeastern College Art Conference (SECAC), Louisville, Kentucky, October, 2000
"Teaching on the Web". Invited presentation in the session "Getting Started with Technology in the Classroom" (VFIC and DuPont Faculty Technology Initiative), Marymount University, Arlington, Virginia, June, 2000.
"Using the Web in Teaching". Invited presentation and two-day workshop at Mary Baldwin College, Staunton, Virginia, May 2000
"Teaching Using the Web: An introduction to ways in which the web can be used in the classroom". Presentation in a Workshop for Faculty in the Humanities (VFIC and DuPont Faculty Technology Initiative), Randolph-Macon College, Ashland, Virginia, June 1999
"What's the Dilemma? Teaching Art History on the Web." Presentation in the Visual Resources Association (VRA) session "Into Hot Water? The Digital Dilemma - Issues and Answers" at the Annual Southeastern College Art Conference (SECAC), Miami Beach, Florida, October, 1998
"Teaching Art History Online." Presentation at the Annual Meeting of Virginia Art History Consortium (VAHC), Sweet Briar, October, 1998.
"Web Images Teaching Research". Invited presentation and workshop at the First Annual Meeting of the Art History Webmasters Association, University of Québec at Montréal, March, 1998.
"How Computers Are Changing the Teaching of Art History." Presentation in the session "Rethinking the Paradigms of Humanities Teaching," at the Virginia Humanities Conference, Virginia Commonwealth University, Richmond, Spring, 1995.
"Some Thoughts on Teaching in the Future." Academic Computing: Winter Term Lecture Series, Sweet Briar, January, 1995.
The Portals of Art History. Colloquium attended by invitation sponsored by the Mellon Foundation at 