Bachelor of Science with honors, Latrobe University, Melbourne, 1978. Master of Science in Agriculture, University Sydney, New South Wales, 1981. Doctor of Philosophy in Agriculture, University Queensland, Brisbane, Australia, 1993.
Lecturer in plant protection Hawkesbury Agricultural College, Sydney, 1981. Research officer Bureau Sugar Experiment Stations, Brisbane, 1981-1995. Senior research fellow University Melbourne, since 1995.
State coordinator Banksia Atlas-Australian Biological Resources Study, Queensland, 1986. Member Australian Plant Pathology Society, Australian Society Plant Physiologists, International Association Plant Tissue Culture, International Society Plant Molecular Biology.
Married Kathryn Jang, September 7, 1981. Children: Benedict James Wai-Lok, Alexander Edward Deng-Guo.