God, for blessing me in this endeavour and giving me the strength to persevere through this journey.
My wife, Synthie, for her prayers, support, encouragement and for always believing in me.
My sons, Shaun and Carlin, for their support and understanding.
My father, Stephen, and other family members for their support.
My friend, Greg Wilby, for his contribution in challenging my thinking on various aspects.
Professors Les Labuschagne and Tim Kloppenborg, for their guidance, encouragement and support.