Derek has been Principal of the London School of Theology (formerly London Bible College) since 1995 and was elected Chairman of the Council of the Evangelical Alliance in 2004. He has served as pastor of two Baptist churches and began teaching at LBC in 1972. He was President of the Baptist Union 1990-1991 and became a Vice-President of the Evangelical Alliance in 1995. For four years he was the Head of the Mission Department of the Baptist Union.
Derek is the author of 20 books. Among his recent publications are The Message of the Cross, The Message of Leviticus both in IVP’s Bible Speaks Today Series and Meeting the Saviour for BRF. He edits the Bible Themes Series of BST.
Derek is a regular preacher and has delivered the Bible Readings at Spring Harvest and Keswick and a good number of other Bible Conventions internationally.