Mr. Aisen, a national of Brazil, joined the IMF in 2003 and has gained extensive experience as a macroeconomist during his career. He has worked in the Western Hemisphere, Asia-Pacific, Middle East and Central Asia, Africa, and Monetary and Capital Markets Departments covering a wide range of countries including Bolivia, Dominican Republic, Mozambique, Nepal, Tajikistan, Uganda and Uruguay. Mr. Aisen spent several years at the Central Bank of Chile where he accumulated experience on monetary policymaking under inflation targeting and was able to significantly contribute to the development of inflation targeting in Uganda. Throughout his career at the IMF, Mr. Aisen was Resident Representative twice: in Tajikistan from 2010-13 and in Mozambique from 2016-20.
He is currently the Resident Representative of the IMF Office in Nigeria, since October 2020.
Before joining the IMF, Mr. Aisen was a student at the University of California in Los Angeles, where he concluded his PhD in 2003. He taught macroeconomics, monetary economics, and international finance and trade in various universities in Brazil, Chile, Israel, and the United States and has published several academic articles in internationally renowned journals in the fields of international finance, macroeconomics and political economy.