Past president of the Christian Medical Fellowship of South Australia
He has authored numerous articles on the subject in both Creation magazine and the associated Technical Journal. He is the author of the compact booklet Stones and Bones, and co-author of Answers Book. Both are among the most popular creation books of recent times, and have been translated into several languages.
Advisory Board Member of the Indonesian Association for Creation Research
Books include: The Answers Book (edited by Don Batten) with Ken Ham & Jonathan Sarfati and One Blood, with Ken Ham and Don Batten
