Secondary: Newington College, Sydney, Australia. Tertiary: BSc (Geology), BA (Economics and Philosophy), MSc (Artificial Intelligence), all University of Canterbury, New Zealand. Work history: software development, lived for 20 years off royalty payments from a large multinational corporation for my manufacturing-warehousing-financial software suite (Oracle-based). Greatest interest since 1974: AI. Three software patents: two associative computer processing, one encryption.