2 Μαΐου 2025Thessaloniki, GreeceKeynote Address, International Conference of the Three Faculties of Theology (Balamand, Athens, Thessaloniki)
1 Μαΐου 2025Thessaloniki, GreeceHead of Organizing Committee — "Antioch and Early Christianity: From the Apostolic Proclamation to the Nicene Faith"
1 Ιανουαρίου 2022Middle EastPresident, Association of Theological Institutes in the Middle East (ATIME)
1 Ιανουαρίου 2016Crete, GreeceTheological Committee Member, Preparation for the Holy and Great Council of Crete