“Freud's Civilization and It's Discontents,” workshop for teachers in the humanities program of Belmont Abbey College, August, 1988

“The Case for Dukakis,” Charlotte Latin School, November 1988

“Congress, The Presidency and Democracy: Looking Back,” College-Community Forum, November 4, 1988

“The Politics of a Value Added Tax,” Annual meeting of the International Management Association, December 14, 1993.

“Plato’s Republic My Way,” a talk given to the faculty of the Intellectual Heritage Program, Temple University, March, 1999.

Presenter and moderator of discussion of neighborhood organizing, West Mt. Airy Neighbors Annual Meeting, June 2000.

“Teaching Great Books on the Web,” a talk given to the faculty of the Intellectual Heritage Program in September 2000.

“Introduction to Machiavelli’s The Prince,” a talk given to the faculty of the Intellectual Heritage Program in November 2000.

Presenter and moderator of West Mt. Airy Neighbors, Neighborhood Summit, April 2001.

“Justice and Law in the History of Western Civilization” a talk given to the faculty of the Intellectual Heritage Program in October 2001.

Pluralistic and Monistic Universalism in Biblical Thought, a talk given to the faculty of the Intellectual Heritage Program in February 2002.

“John Locke” a presentation to the IH Dialogue Series, Thinking our Way into the New Millennium” in February 2002.

“Locke’s View of Modern Thought” a presentation to the IH Dialogue Series, Thinking our Way into the New Millennium” in April 2002.

Presenter and Moderator, West Mt. Airy Neighbors Annual Summit, April 2002

“Teaching Aristotle in IH” a talk given to the faculty of the Intellectual Heritage Program in February 2003.

What We Should Do About Iraq, a talk given at Congregation Mishkan Shalom in March 2003.

“Introducing John Locke” a talk given to the faculty of the Intellectual Heritage Program in September 2003 and again in January 2004

 Speeches about public transit at three SEPTA Board Meetings, at rallies in Philadelphia in June 2004 and Harrisburg in November 2004 and February 2005 and at numerous meetings of community groups, 2004-2005