PHistory of Religions at the Universities of Athens, Thessaloniki, Paris (Institut Catholique de Paris, Sorbonne 4), and Cambridge. He was Professor of Dogmatics and Christian Philosophy at the University Ecclesiastical Academy of Thessaloniki. He is now Professor of Religious Studies and Hermeneutics of Religion at the University of Ioannina, a Visiting Professor at the Institute for Orthodox Christian Studies, Cambridge UK, and at the University of Balamand, Lebanon.