Tim Radford is science editor of the Guardian. He was born in New Zealand in 1940, and trained as a journalist on the New Zealand Herald. He has spent his working life in weekly, evening and daily newspapers, except for a brief period when he worked in the UK government information services between 1968 and 1973. Since joining the Guardian Tim has been (among other things) letters editor, arts editor, and literary editor. Except for a brief interval, he has also edited the Guardian's science pages since they were launched in 1980.