 Ambassador to Burma since 1990, so as chargé d'affaires, Villarosa was the chief of mission and the most senior official in the embassy.She previously served as Director of Philippines, Malaysia, Brunei, Singapore Affairs in the Department of State's East Asia and Pacific Bureau, Economic Counselor of the U.S. Embassy in Jakarta, Indonesia, and Chargé d'Affaires of the U.S. Embassy in Dili, East Timor.Her other overseas assignments have been in Songkhla, Thailand; Brasilia, Brazil; Quito, Ecuador; and Bogotá, Colombia.