Ambassador Stevens has had a broad and long experience in the United Nations System. An Engineer by training, she taught Engineering at the University of Sierra Leone for six years, before joining the ILO in 1980. Later, she worked with the UNHCR in Geneva, and performed thorough analyses of refugee situations in about 30 countries, all over the world. She was also a Director in DESA, and at the United Nations Office of the Special Adviser on Africa. Before retirement from the UN, she was the Director of the Office for the Coordination of Humanitarian Affairs in UN Geneva. Later, she served as a freelance consultant on humanitarian issues as well as on disaster risk reduction in Africa. While working as an Energy Policy Adviser to the Government of Sierra Leone, she was appointed as Permanent Representative of Sierra Leone in Geneva. Ambassador Stevens worked on human rights issues, (including Child Early and Forced Marriage, Persons Living with Albinism and Women’s Rights); trade (Women and Trade, Trade Assistance to Least Developed Countries); disarmament (Lethal Autonomous Weapons Systems). She was a Geneva Gender Champion.