1999 - PhD Botany, University of Otago, NZ

1994 - BSc (Hons) Molecular & Physiological Plant Biology, University of Otago, NZ

1989 - PhD Biotechnology, Durham University, UK

1985 - BSc (Hons) Biotechnology, Leeds University, UK

1970 - PhD Soil Science, Lincoln College, University of Canterbury, NZ

1966 - BSc (Hons) Chemistry, University of Canterbury, NZ

1999 - PhD Physiology, University of Alberta, Canada

1984 - BSc Zoology (1st Hons), University of Bristol, UK

1995 - PhD Earth Sciences, University of Southern California, Los Angeles, US

1989 - MSc Geological Sciences, University of Washington, Seattle, US

1985 - BSc (Hons Major) Geology, University of California, Santa Cruz, US

2001 - PhD Botany, Department of Plant & Microbial Sciences, University of Canterbury, NZ

1989 - MSc (1st Hons) Botany, Department of Botany, University of Auckland, NZ

1988 - BSc Botany, University of Auckland, NZ

2001 - DSc Chemistry, University of Nottingham, UK

1972 - PhD Chemistry, University of Nottingham, UK

1969 - BSc (Hons) Chemistry, University of Nottingham, UK