Thedosios Kyriakidis holds a PhD in Modern History from The University of Western Macedonia, Greece.
He graduated from the Faculty of Theology at Aristotle University of Thessaloniki and attended courses at the Westfaelische-Wilhelms Universität, Münster in Germany. He is an alumnus of the Genocide and Human Rights University Program, organized by The International Institute for Genocide and Human Rights Studies and the History Department of the University of Toronto. Moreover, he has conducted post-doctoral research at the La Sapienza University of Rome. In addition to Greek, he speaks English, Italian, and German.
He has conducted extensive research in Greece and abroad and has been awarded scholarships from such institutions as the Vatican, the Holy Synod of the Church of Greece, and the Aristotle University of Thessaloniki. He has authored monographs and articles on the history of Pontus, the Ottoman Empire, the Ecumenical Patriarchate and the Vatican. He is currently a Research Fellow at the Chair for Pontic Studies at Aristotle University of Thessaloniki and a visiting lecturer at the International Hellenic University.