Barry Halliwell
Barry Halliwell ( born 18 October 1949 ) is an English biochemist , chemist and university administrator , specialising in free radical metabolism in both animals and plants . 
<triplet> Barry Halliwell <subj> 18 October 1949 <obj> date of birth <subj> biochemist <obj> occupation <triplet> biochemist <subj> chemist <obj> subclass of