Now a senior research fellow at the University of Exeter Business School, he has been a forceful critic of the government's health service reforms.

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Professor Edzard Ernst, professor of complementary medicine at Peninsula Medical School in Exeter and a vocal critic of homeopathy, said the huge drop in prescribing reflected a shift in attitude within the medical profession.

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In the 1980s, Ko's parents returned to Korea and sent their son to Phillips Exeter, an exclusive New Hampshire boarding school.

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Last week the government confirmed funding for a new Peninsular Medical School, which will be split between three campuses at Exeter, Truro and Plymouth.

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Aston, Bath, Belfast Queens University, Birmingham, Bristol, Cambridge, Cardiff, Durham, Edinburgh, Exeter, Glasgow, Lancaster, Leeds, Liverpool, London Imperial College, London King's College, London School of Economics, London University College, Loughborough, Manchester, Newcastle, Nottingham, Oxford, Reading, Sheffield, Southampton, St Andrews, Strathclyde, Warwick and York.

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