Ivison Macadam

Sir Ivison Stevenson Macadam (18 July 1894 – 22 December 1974) was the first Director-General of the Royal Institute of International Affairs (Chatham House), and the founding President of the National Union of Students.

He was also the editor and chairman of the advisory board of the Annual Register of World Events; a longtime member of the editorial board of the Round Table and sat on the governing bodies of King’s College, London and other organisations. Provided by Wikipedia