Rev Dr Iain D Campbell is pastor of Back Free Church of Scotland on the Isle of Lewis. He trained for the ministry at the University of Glasgow and at the Free Church College, Edinburgh. His PhD is from the University of Edinburgh. He contributes regularly to several theological journals. His wife, Anne, is a teacher, and they have three children. He is author of The gospel according to Ruth, and On the first day of the week - God, the Christian and the Sabbath, both published by Day One.