John Kent (numismatist) John Kent (numismatist) John Philip Cozens Kent (28 September 1928 – 22 October 2000) was a British numismatist. He was born the son of a railway official in Hertfordshire and educated at Minchenden Grammar School and University College, London, where he was awarded a BA in 1949 and a PhD in 1951. After two years National Service he was appointed Assistant Keeper in the British Museum’s Department of Coins and Medals. There his main interest was the coins of the late Roman Period, contributing to the reference book on "Late Roman Bronze Coinage" which was published in 1960. Other work
The purpose of a system is what it does be balanced by a more straightforwardly descriptive view. The term is used in many fields including biology and management. The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes