Archbishop Costelloe has emerged as a leading figure in the church’s synodal reform process in Australia and globally. He was part of the Frascati team that synthesised the worldwide synodal dialogues and was recently appointed to the planning committee organising the synod assembly in October.

Vatican correspondent Christopher Lamb delivered a public lecture entitled The Outsider Pope: Where is Francis leading our Church, hosted by the Diocese of Parramatta on Tuesday 5 July.