Jóhann Páll Árnason Jóhann Páll Árnason is Emeritus Professor of Sociology at La Trobe University, Melbourne, and Visiting Professor at Charles University, Prague. His research interests focus on comparative historical sociology, with particular emphass on the comparative sociology of civilizations. Recent publications include: Civilizations in Dispute: Historical Questions and Theoretical Traditions (Brill 2003); Axial Civilizations and World History (co-editor, Brill 2005); and The Roman Empire in Context: Historical and Comparative Perspectives (co-editor, Blackwell 2010). Read More Read Less