Vincent Gray is a veteran scientist with a Cambridge PhD and a long career in university, public and industrial research on a wide range of topics which have included petroleum, plastics, timber, paint, adhesives, coal, building materials and forensic science, in the UK, Canada, France, China and New Zealand, with well over 100 scientific and technical publications and patents.. He is the author of "Greenhouse Delusion, a Critique of Climate Change 2001", 128 :Greenhouse Bulletins" and 276 "NZClimateTruth Newsletters" which chronicled his interest and ultimate disillusionment of his interest in the claim that human emissions of so-called "greenhouse gases" are harming our climate. He has been an Expert Reviewer for the Intergovernmental Panel on Climate Change from the beginning, in1990, and he made 1898 comments on the last Report, 16% of the total. He is a founder member of the New Zealand Climate Science Coalition, and is currently a member of their Executive