Ursula Mueller, (sometimes spelled Müller) served as the United Nations Assistant Secretary-General for Humanitarian Affairs and Deputy Emergency Relief Coordinator in the Office for the Coordination of Humanitarian Affairs from January 2017 to March 2020.[1] Prior to this appointment of 5 January 2017 by United Nations Secretary-General António Guterres, Ms. Mueller served at the World Bank Group as German Executive Director to the Board of Executive Directors.[2][3] She is the highest-ranking German within the UN as of 2018.[4]
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