Dr. Jones is Professor of Practical Theology at Westminster Seminary California. He was ordained in the Presbyterian Church of Wales in 1963 and ministered in several pastorates in Wales and England over the next 25 years. Dr. Jones became the first principal of The London Theological Seminary in 1985, lecturing in Hebrew and Biblical studies, hermeneutics, and homiletics. He also taught in Romania, Malaysia, Australia, New Zealand, and Italy. In 1995 he was Scholar in Residence at Reformed Theological Seminary in Jackson, MS; and since 1998 has been a member of the Adjunct Faculty at Puritan and Reformed Theological Seminary in Michigan. He served for four years as Editorial Director of the Banner of Truth Trust.

Dr. Jones has written commentaries on Exodus, Philippians, Hebrews and one on Job is to be released this fall. He has also written Gospel and Church; Unity in Truth; and Only One Way.