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Ms Heather Sonner


Heather Sonner is a conflict analyst and specialist in peace and security issues.  She was most recently based in the Office of the Special Representative of the Secretary-General in South Sudan where she provided analysis and advice and participated in the UN’s support to South Sudan’s peace process. She was previously an Analyst in the Joint Mission Analysis Center in the United Nations Mission in South Sudan. Before joining the UN, Sonner worked for a number of non-governmental organizations. She was a Senior Analyst at International Crisis Group in New York and previously managed projects on supporting the establishment of the UN Peacebuilding Commission, early-warning capacity in the Office of the Special Advisor on the Prevention of Genocide and protection of civilians, including the development of the ‘Responsibility to Protect’. She has a particular focus in Africa with experience in South Sudan, Mali, Burundi and Sierra Leone. An American, Sonner holds a Bachelor of Arts from Columbia University in New York and a Master of Arts in War Studies from King’s College London.