2007-2018, Getulio Vargas Foundation (FGV), Professor of International Law and Head of the Center of Brazil-China Studies.; 2011-2012, Getulio Vargas Foundation (FGV), Vice-Dean of the Law School; 2007-2010, Getulio Vargas Foundation (FGV), Dean of the Undergraduate Program in Law; 2005-2006, Law School of Santa Maria (Fadisma), Dean of the Undergraduate Program in Law; 2004-2005, Integrated Faculties of Recife (FIR), Dean of the Undergraduate Program in Law; 2002-2003, Getulio Vargas Foundation (FGV) , Researcher in International Law