Obituaries

John KnoweldenMichael Maurice LibermanGeoffrey Colin SheldonJohn Coulthurst Ward

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7112.887 (Published 04 October 1997) Cite this as: BMJ 1997;315:887

John Knowelden


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Professor of community medicine Sheffield 1960–84 (b London 1919; q St George's 1942; MD, FRCP; CBE), died of myelomatosis on 23 July 1997. After qualifying he spent four years as a surgeon lieutenant in the Royal Naval Volunteer Reserve. A Rockefeller Fellowship at Johns Hopkins was followed by a lectureship in the Medical Research Council's statistical research unit at the London School of Hygiene and Tropical Medicine, where he was greatly influenced by (Sir) Austin Bradford Hill, with whom he developed an enduring friendship. Together they established an association between recent inoculation and poliomyelitis, and then as a member of various MRC committees he had major roles in the whooping cough vaccine trials, the joint MRC/American Heart Association study of the use of corticotrophin, cortisone, and aspirin in treating acute rheumatic fever in children, and the study that established the link between poliomyelitis and previous tonsillectomy. With British Empire Campaign funding he established cancer registries in Uganda and Jamaica and was a member of the WHO expert …

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