Ian Randall is senior research fellow at Spurgeon's College, where he has also served as tutor in church history and spirituality, chaplain, deputy principal, and director of research over the course of twenty years. Ian has written several books, such as histories of the Keswick Convention, the Evangelical Alliance, Spurgeon's College, and Operation Mobilisation. He has a particular interest in the areas of spirituality and its relationship to mission. In recent years Ian and his wife Janice have lived in Cambridge, where Ian is a hospital chaplain and has a ministry of spiritual direction.
Jonathan Lamb is on the staff of Langham Partnership International. He is the author of several other books.