'The reputation of the slave trader', by Invitation (British Association for American Studies, 2007)
'White antebellum mindsets and the commodification of enslaved black people', by Invitation (Organization of American Historians, 2007)
Chair and comment, by Invitation (Southern Historical Association, 2005)
Chair for session, by Invitation (National Museums, Liverpool, 2005)
'The significance of the domestic slave trade for understanding American slavery and the South', by Invitation (Organization of American Historians, 2003)
'Beyond the web of paternalism: owners, "key slaves," and the community of slaves', by Invitation (Society for Historians of the Early American Republic (US) and British American Nineteenth Century Historians (UK), 2003)
'The domestic slave trade', by Invitation (Schomburg Center for Research in Black Culture (New York), 2002)
Eugene Genovese and the idea of paternalism, by Invitation (American Historical Association, 1999)
The domestic slave trade, by Invitation (Gilder Lehrman Institute, Yale University, 1999)
Slaveholder reminiscences and the social memory of slavery, by Invitation (University of South Carolina, 1999)
Class, 'race,' and slavery, by Invitation (Anglo-American Conference of Historians, 1999)