Neil Whitehead is a retired research scientist, and author of more than 150 published papers on a wide range of subjects. He has been employed by the New Zealand Government, the United Nations and Japanese Universities. His Ph.D. (in radio-bio-geochemistry) educated him in biochemistry and he has kept up his reading and publishing on the subject. Now semi-retired he has more time for projects like this one but rather limited time to engage in email correspondence on the site content. If you want to be in touch click here.