John retired as Principal of Moore Theological College in Sydney, Australia. He completed degrees from London, Sydney, and Manchester in Divinity and Old Testament Studies. Prior to serving as Principal at Moore Theological, he served as a senior lecturer. He also pastored Christ Church St. Ives for over a decade. John is most known for his work in the difficult task of teaching the Old Testament as Christian Scripture and has written several books, including volumes on 1 and 2 Samuel for the Preaching the Word series.