The Rt Revd Dame Sarah Mullally, pictured here in a file photo following her nomination as the Bishop of London. In 2025, she was nominated as the first woman to be Archbishop of Canterbury. Photo: Sky News. (18 Dec. 2017)

Anglican and Roman Catholic clergy at their one-day ecumenical conference in Slave Lake, Alta., Nov. 15, 2017. Wearing the purple shirt, in the front row, is Fraser Lawton, bishop of the Anglican diocese of Athabasca; to his right is Gérard Pettipas, archbishop of the Roman Catholic archdiocese of Grouard-McLennan. (15 Nov. 2017)

Pope Francis greets Anglican Archbishop Bernard Ntahoturi, director of the Anglican Centre in Rome and the archbishop of Canterbury's personal representative to the Holy See, during his general audience in St. Peter's Square at the Vatican. Photo: Paul Haring/CNS. (8 Nov. 2017)

A service to mark the 500th anniversary of the Reformation was held at Westminster Abbey, London. From left: the LWF General Secretary Rev. Dr Martin Junge, the Reverend Isabelle Hamley, the Archbishop of Canterbury Justin Welby, the PCPCU Secretary Bishop Dr. Brian Farrell, the Dean of Westminster Rev. Dr John Hall. Photo: Andrew Dunsmore/Westminster Abbey. (31 Oct. 2017)

Pope Francis greets Archbishop of Canterbury Justin Welby during a private audience at the Vatican Oct. 27, 2017. Photo: CNS/L'Osservatore Romano. (27 Oct. 2017)

Pope Francis greets Archbishop of Canterbury Justin Welby during a private audience at the Vatican Oct. 27, 2017. Photo: CNS/L'Osservatore Romano. (27 Oct. 2017)

Archbishop Bernard Ntahoturi is installed as Director of the Anglican Centre in Rome. Photo: ACR. (26 Oct. 2017)

The service concluded with a solemn blessing given together by the Archbishop of Canterbury, Archbishop Bernard and Archbishop Paul Gallagher. Photo: ACR. (26 Oct. 2017)

The two cricket teams gathered at the Anglican Centre in Rome where the new director Archbishop Bernard Ntahoturi spoke about the Centre's work. Photo: Bishop Mark Rylands (@shrewsbishop). (21 Oct. 2017)

Anglican Primates at Canterbury Cathedral. Photo: ACNS. (6 Oct. 2017)

The Dean of St George’s Anglican Cathedral, Armagh, Gregory Dunstan; The Roman Catholic Primate of All Ireland, Archbishop of Armagh Eamon Martin; and the Anglican Primate of Ireland, Archbishop of Armagh Richard Clarke. Photo: Church of Ireland. (Oct. 2017)

Anglicans and Catholics in Dialogue on the Papacy: A Gift for All Christians. Photo: Paulist Press. (5 Sept. 2017)

Archbishop Josiah Idowu-Fearon, Secretary General of the Anglican Consultative Council, 2015-2022. Photo: Anglican Communion Office. (7 June 2017)

Pope Francis greets Anglican Archbishop Bernard Ntahoturi, together with the outgoing director of Rome's Anglican Centre, Archbishop David Moxon. (2 June 2017)

Members of the third-phase of the Anglican-Roman Catholic International Commission met in the central German city of Erfurt in May 2017 for their seventh meeting. During their meeting they completed the agreed statement on ecclesiology. Photo: ARCIC. (May 2017)

Anglican Evensong was celebrated in St Peter's Basilica below Bernini’s great bronze sculpture encasing the relics of the Chair of St Peter. Photo: Radio Vaticana. (13 Mar. 2017)

Anglican Evensong was celebrated in St Peter's Basilica below Bernini’s great bronze sculpture encasing the relics of the Chair of St Peter. (13 Mar. 2017)

Archbishop Arthur Roche preaching at the first ever Anglican Evensong in St Peter's Basilica. (13 Mar. 2017)

The choir of Merton College, Oxford sang a traditional Anglican Choral Evensong in St Peter’s Basilica. (13 Mar. 2017)

Archbishop Sir David Moxon, director of the Anglican Centre in Rome, presided at the first ever Anglican Evensong in St. Peter's Basilica. (13 Mar. 2017)

The Order of Service for the first Anglican Evensong in St. Peter's Basilica. (13 Mar. 2017)

The procession at the first Anglican Evensong in St. Peter's Basilica. (13 Mar. 2017)

Cardinal Kurt Koch, president of the Pontifical Council for Promoting Christian Unity, seen speaking in a March 2017 photo. Photo: Jens Schulze/CNS. (Mar. 2017)

Pope Francis laughs during an evening prayer service at All Saints' Anglican Church in Rome Feb. 26. It was the first time a pope has visited an Anglican place of worship in Rome. Photo: Maria Grazia Picciarella, pool. (26 Feb. 2017)