High Quality Content by WIKIPEDIA articles! (Charles) Ian Orr-Ewing, Baron Orr-Ewing OBE CEng MIEE (10 February 1912 19 August 1999) was a British Conservative politician. Orr-Ewing was a great-grandson of Sir Archibald Orr-Ewing, Bt. and was educated at Harrow School and Trinity College, Oxford. After graduating in 1933 with a Bachelor of Arts degree in electrical engineering, he worked with the BBC from 1937 until 1939, when he joined the Royal Air Force Volunteer Reserve and served in the North Africa, Italy and North-West Europe theatres during orld War II and was also General Eisenhower's Chief Radar Officer in 1945. After the war, he returned to the BBC until 1949.