Rev. Fr. Demetri Tonias

The Rev. Dr. Demetrios E. Tonias is the Dean of the Annunciation Greek Orthodox Cathedral of New England. Prior to entering seminary, Fr. Tonias was a professional engineer and member of the Adjunct Engineering Faculty of Union College in Schenectady, New York. He is the author of several works on civil engineering, including an award-winning textbook on Bridge Engineering.

In 1996, Fr. Tonias left his career as a professional engineer to pursue Holy Orders in the Greek Orthodox Church. He attended Holy Cross Greek Orthodox School of Theology in Brookline, MA where he graduated with the degrees of Master of Divinity and Master of Theology. Fr. Tonias earned his Ph.D. in theology at Boston College where he specialized in Jewish-Christian relations with a focus on the Eastern Christian-Jewish dialogue in general and the early church Jewish-Christian relationship in particular. A book based on his dissertation, Abraham in the Works of John Chrysostom, was published by Fortress Press in March, 2014. Fr. Tonias is involved in a variety of ecumenical and interfaith dialogues where he represents His Eminence Metropolitan Methodios and the Greek Orthodox Metropolis of Boston. He is the author of numerous theological articles and is an adjunct professor at Hellenic College in Brookline, MA.