Steven has been a Member of AGI since 1991. He is a leading legal and probate genealogist, and a specialist in non-conformist religions in Ireland. He is author of Irish Methodists – Where Do I Start? (1999) and joint author of Irish Civil Registration – Where Do I Start? (2000), both published by the Council of Irish Genealogical Organisations. In 2009 his definitive Dictionary of Dublin Dissent – Dublin’s Protestant Dissenting Meeting Houses 1660-1920 appeared. The 2012 RTE television series Dead Money was based exclusively on probate research undertaken by his firm. He was elected to the fellowship of the Irish Genealogical Research Society in 2007 and to that of the Society of Genealogists (London) in 2019. He writes a regular column in Irish Roots magazine.