Gro Brundtland (Norwegian pronunciation: [ˈɡruː ˈhɑ̀ːlɛm ˈbrʉ̀ntlɑnː]; born Gro Harlem, 20 April 1939) is a Norwegian politician (Arbeiderpartiet), who served three terms as the 29th prime minister of Norway (1981, 1986–89, and 1990–96) and as the director-general of the World Health Organization from 1998 to 2003. She is also known for having chaired the Brundtland Commission which presented the Brundtland Report on sustainable development.Educated as a physician, Brundtland joined the Labour Party and entered the government in 1974 as Minister of the Environment. She became the first female Prime Minister of Norway on 4 February 1981, but left office on 14 October 1981; she returned as Prime Minister on 9 May 1986 and served until 16 October 1989. She finally returned for her third term