Dr. Campbell most recently served as Senior Lecturer in New Testament and Greek at Moore Theological College in Sydney, Australia. He has served as an Associate Pastor and as an itinerant evangelist throughout Australia, combining music with evangelism. His publications include Keep Your Greek: Strategies for Busy People, Basics of Verbal Aspect, and most recently Paul and Union with Christ: An Exegetical and Theological Study. He is an ordained deacon in the Anglican Church of Australia, and has as personal interests jazz music, bodybuilding, and his family—wife Bronwyn and their three children.
- Colossians and Philemon: A Handbook on the Greek Text (Baylor, 2013)
- Paul and Union with Christ: An Exegetical and Theological Study (Zondervan, 2012)
- Outreach and the Artist: Sharing the Gospel with the Arts (Zondervan, 2013)
- Keep Your Greek: Strategies for Busy People (Zondervan, 2010)
- Basics of Verbal Aspect in Biblical Greek (Zondervan, 2008)
- Verbal Aspect and Non-Indicative Verbs (Peter Lang, 2008)