UPCOMING EVENTS
Explore our upcoming and past ecumenical and interreligious events, including lectures, workshops, conferences, and worship.

The 16th Ecclesiological Investigations International Conference: “Dissent, Power, and Christian Identity after Nicaea”
Thessaloniki, Greece The First Council of Nicaea, convened in 325 AD by the Emperor Constantine I, inaugurated an enduring paradigm not only in ecclesial administration but also in church identity. […]

Season of Creation Interfaith Gathering
Interchurch Center Chapel 475 Riverside Drive, New York, NYWednesday, October 1, 2025 12:00-1:00 pm Eastern The Interchurch Center Chapel 61 Claremont Avenue New York, NY 10115 In-person and livestreamed: YouTube link to follow On September 1, 1989, Ecumenical […]
![image001[68] professional headshot of Prof. Susannah Heschel (Dartmouth University)](https://geii.org/wp-content/uploads/2025/07/image00168.jpg)
The Faith of Others: The Inspiration of Interreligious Dialogue in Light of Nostra Aetate
Inaugural Paul Wattson Lecture at Fordham University The Faith of Others: The Inspiration of Interreligious Dialogue in Light of Nostra Aetate Dr. Susannah Heschel Eli M. Black Distinguished Professor of […]

2025 North American Academy of Ecumenists Conference: “In Necessities, Unity”
The North American Academy of Ecumenists announces a conference to be held at the Hellenic College of the Holy Cross in Brookline, MA, from November 20-21, 2025. In 2025, the […]
RECURRING EVENTS AND MEETINGS
Paul Wattson Lecture Series
Faith and Order Commission of the National Council of Churches
National Council of Churches’ Regional and Local Ecumenical Networks
United States Conference of Catholic Bishops-National Council of Synagogues
Week of Prayer for Christian Unity.
North American Academy of Ecumenists
American Academy of Religion
Ecclesiological Investigations International Research Network
Council of Centers on Jewish-Christian Relations.
Summer Course on Ecumenical and Interreligious Dialogue from a Roman Catholic Perspective at the Centro Pro Unione in Rome
Periodically, GEII hosts lectures, workshops, dialogues, and other one-off events at the Interchurch Center (New York, NY) and at the Graymoor Spiritual Life Center (Garrison, NY). GEII also collaborates with other organizations in the New York area to realize events aligned with the Institute’s mission.
Interested in collaborating with GEII on a program or co-sponsorship?
QUESTIONS ABOUT OUR EVENTS?
Whether you want to know more about an event or want to request a speaker, please reach out to us!