Bachelor in Classics with honors, Cambridge (England) University, 1954.
Assistant principal, Board of Trade, London, 1956-1960;
research officer, Consumers' Association, London, 1960-1964;
deputy editor Which?, Consumers' Association, London, 1964-1972;
editor-in-chief, head editorial division, Consumers' Association, London, 1972-1976;
head consumer policy, National Consumer Council, London, 1976-1985;
director, National Consumer Council, London, 1985-1991;
chairman consumer policy committee, British Standards Institute, London, since 1992;
chairman insurance, Ombudsman Bureau, London, since 1996;
chairman, International Organization for Standardization/Copolco, Geneva, since 1996. Independent member review committee Banking Code of Practice, London, since 1991. Member consumer panel Personal Investment Authority, London, since 1992.
Member county Bureau Europeen Union de Consommateurs, Brussels, 1979-1991.
Parent governor, then chairperson Governors Highgate Woods School, London, 1975-1986. Trustee European Research Institute for Consumer Affairs, London, since 1990.~. Fellow Royal Society Arts.
Member National Federation Consumer Groups (vice president 1991), Institute Consumer Affairs (honorary), Patents Association (Vice-President 1993, chairman 1991-1993).
Married Jose Barbara Speller Dewdney. Children: Kate (deceased), Lulu, Jessica.