I served as Chief Executive of the Ministry for the Environment from 2008 until 2015. Prior to that I worked at the Ministry of Research, Science and Technology (1998–2002) as Chief Policy Adviser and then, from 2002–2008, was Deputy Director General (Policy) at the Ministry of Agriculture and Forestry.

I have a background in scientific research, holding a PhD in Biochemistry from the University of Otago. I am also Deputy Chair of Manaaki Whenua–Landcare Research.

I was made Companion of the Queen’s Service Order in the Queen’s Birthday Honours, 2018.


  • Appointed Chair in September 2019
  • Appointed Acting Chair in July 2018
  • Appointed to the AgResearch Board in July 2015

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