historyk, badacz europejskiej i amerykańskiej kultury intelektualnej i uniwersyteckiej, profesor University of California Los Angeles, autor m.in. The Last Intellectuals: American Culture in the Age of Academe (1987), Dogmatic Wisdom: How the Culture Wars Divert Education and Distract America (1994), The End of Utopia: Politics and Culture in the Age of Apathy (1999), Picture Imperfect: Utopian Thought for an Anti-Utopian Age (2005), Bloodlust: On the Roots of Violence from Cain and Abel to the Present (2011).