Jonathan Philip Chadwick Sumption, Lord Sumption, OBE , is a British judge and medieval historian. He was sworn in as a Justice of the Supreme Court on 11 January 2012, succeeding Lord Collins of Mapesbury. Unusually, he was raised to the Supreme Court directly from the practising Bar, rather than from prior service as a full-time judge. Sumption is known for his appearance as a barrister in many cases. They include appearances in the Hutton Inquiry on the UK government's behalf,, in the Three Rivers case,, his representation of former Cabinet minister Stephen Byers and the UK Department for... Transport in the Railtrack private shareholders' action against the British Government in 2005, and for defending the government in an appeal hearing brought by Binyam Mohamed. As a historian his works include a substantial narrative history of the Hundred Years' War, so far in three volumes. Sumption's parents were Anthony Sumption, a decorated Royal Naval officer and barrister, and Hilda Hedigan; their marriage was dissolved in 1979. Sumption was educated at Eton College and Magdalen College, Oxford. He graduated from Oxford University in 1970, receiving a B.A.
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