Adrian Thatcher is part-time Professorial Research Fellow at the University of Exeter, having previously been Professor of Applied Theology at the College of St Mark and St John in Plymouth. His numerous books include: The Daily Telegraph Guide to Christian Marriage (2003), Celebrating Christian Marriage (2002), Living Together and Christian Ethics (2002), Spirituality and the Curriculum (1999), Marriage After Modernity (1999) and (with Elizabeth Stuart) People of Passion – what the churches teach about sex (1997).