Peter Laister was a prominent Anglo-Catholic priest in the twentieth century.

Laister trained for ordination at Saint David's Theological College, Lampeter

Lampeter

Lampeter is a town in Ceredigion, South West Wales, lying at the confluence of the River Teifi and the Afon Dulas.-Demographics:At the 2001 National Census, the population was 2894. Lampeter is therefore the smallest university town in both Wales and the United Kingdom...

, Wales and at St. Stephen's House, Oxford. He began his ministry as a curate in the Diocese of Chelmsford

Diocese of Chelmsford

The Diocese of Chelmsford is a Church of England diocese, part of the Province of Canterbury. The diocese covers Essex and the five East London boroughs of Barking and Dagenham, Havering, Newham, Redbridge, and Waltham Forest, and is co-terminous with the boundaries of the Catholic Diocese of...

, 1956-60. He served as a Royal Navy Chaplain, 1960-65; Curate of Saint Mary Magdalene, Munster Square, London, 1965-66; Vicar of Our Most Holy Redeemer with St Philip, Clerkenwell, 1970-86; Rector of Saint Clement's Church, Philadelphia

Saint Clement's Church, Philadelphia

Saint Clement's Church is an historic Anglo-Catholic parish located at 2013 Appletree Street in Philadelphia, Pennsylvania, in the United States and is part of the Episcopal Diocese of Pennsylvania. On November 20, 1970, Saint Clement's Church was listed on the National Register of Historic...

, 1986-1993, later rector emeritus.

He was a member of the American council of the Guild of All Souls

Guild of All Souls

The Guild of All Souls is an Anglican devotional society dedicated to prayer for faithful departed Christians. As stated on its website, it is a "devotional society praying for the souls of the Faithful Departed, and teaching the Catholic doctrine of the Communion of Saints."-Objectives:The stated...

1986-1992 and served as president of the English branch of the GAS.