His Excellency Flavio Dario Espinal obtained his Law degree (Summa Cum Laude) in the Pontificia Universidad Católica Madre y Maestra (PUCMM). He also holds a Master degree in Political Sciences from the University of Essex, England, and a PHD in Government from the University of Virginia, United States. During his studies he received several scholarships from programs and institutions of international prestige, such as the Fulbright program, the Bradley Foundation, the Dupont Foundation and the Institute of World Politics.

During the period 1996-2000, he was Ambassador of the Dominican Republic to the Organization of the American States (O.A.S.), in which he held the positions of Chair of the Permanent Council, Chair of the Committee on Legal and Political Issues and Chair of the Committee on Hemispheric Security. He was also co-coordinator of the Civil Society Agenda in the process of the “Summits of the Américas.”

Ambassador Flavio Dario Espinal is the former Dean of the Law School at the Pontificia Universidad Católica Madre y Maestra (PUCMM), Recinto Santo Tomás de Aquino, in Santo Domingo, Dominican Republic where he was also professor of Constitutional Law, Public International Law and General Principles of Law. Ambassador Espinal has been director of the University Center of Political and Social Studies (CUEPS) as well as of the Center for the Study, Prevention and Resolution of Conflicts (CEPREC) of the PUCMM.

He has practiced law in the cities of Santiago and Santo Domingo, Dominican Republic and has served as a consultant both for the private sector and international organizations, such as the Interamerican Development Bank (IDB), the United Nations Program on Development (UNPD), and the Organization of American States (OAS).

His book Constitutionalism and Political Processes in the Dominican Republic received the Annual Essays Award "Pedro Henríquez Ureña" 2001-2002. He has also published numerous articles and essays on political and constitutional issues in different academic journals.

Before his appointment as Ambassador Extraordinary and Plenipotentiary of the Dominican Republic to the United States of America he published a weekly op-ed column in the newspaper “El Caribe” and co-produced the TV program “En Contexto” transmitted by Cadena de Noticias (CDN) a leading news channel television station in the Dominican Republic.