The Revd Dr Derek Tidball has been Principal of the London School of Theology (formerly London Bible College) since 1995. He was previously Head of the Mission Department at the Baptist Union of Great Britain, following six years as Senior Minister at Mutley Baptist Church, Plymouth. He was founder chairman of the British Church Growth Association (and President 1995-200), President of the Baptist Union of Great Britain 1990-1991, and he currently chairs the Evangelical Alliance Council. He is also the editor for The Bible Speaks Today - Themes series. He has written and contributed to many books including most recently: The Message of Leviticus (BST), IVP, 2005; Wisdom from Heaven: The Message of the Letter of James for Today, Christian Focus Books, 2003; Thinking Clearly about the Bible, Monarch, 2003; Discerning the Spirit of the Age, Kingsway, 2002; The Message of the Cross (BST), IVP, 2001. He has written Bible readings for SU's Encounter with God notes, as well as contributing to Methodist Recorder, Christian Herald, Christianity, CEN, Third Way, Ministry Today, Anvil and the Spring Harvest Study Guide (1999)