- The Centro Pro Unione in Rome, founded and directed by the Franciscan Friars of the Atonement, is an ecumenical research and action center.
- Its purpose is to give space for dialogue, to be a place for study, research and
formation in ecumenism: theological, pastoral, social and spiritual.
- The Bulletin has been pubblished since 1968 and is released in Spring and Fall (2 issues per year).
The Bulletin is assigned with ISSN (International Standard Serial Number):
Digital edition ISSN 2532-4144 / Printed edition (until 2012) ISSN 1122-0384