Assistant Secretary William R. Brownfield

Terrm of Appointment: 01/10/2011 to present

Photo of William R. BrownfieldAmbassador Brownfield was sworn in as Assistant Secretary for International Narcotics and Law Enforcement Affairs (INL) on January 10, 2011. As Assistant Secretary for INL, he is responsible for State Department programs combating illicit drugs and organized crime, as well as support for law enforcement and rule of law. INL currently manages a portfolio of more than $4 billion in more than 80 countries administered by 5000 employees and contractors.

Prior to his appointment, Ambassador Brownfield served as U.S. Ambassador to Colombia from 2007 to 2010. Prior to that, he served as U.S. Ambassador to Venezuela (2004-07) and U.S. Ambassador to Chile (2002-04). He has also served overseas in Venezuela, El Salvador, Argentina, Switzerland, and Panama as temporary Political Adviser to the U.S. Southern Command.

In Washington his jobs have included Deputy Assistant Secretary for Western Hemisphere Affairs, Deputy Assistant Secretary for International Narcotics and Law Enforcement, Director for Policy and Coordination in INL, Executive Assistant to the Bureau of Inter-American Affairs, Member of the Secretary’s Policy Planning Staff, and Special Assistant to the Under Secretary for Political Affairs.

Ambassador Brownfield holds the personal rank of Career Ambassador, the highest rank in the U.S. Foreign Service. He has received the Secretary of State’s Distinguished Service Award and the Presidential Performance Award three times. Ambassador Brownfield is a graduate of Cornell University (1974) and the National War College (1993). He attended the University of Texas School of Law (1976-78). He speaks Spanish and French. He is a native of the State of Texas.


Principal Deputy Assistant Secretary Carol Z. Perez

Term of Appointment: 06/06/2011 to present

Photo of Carol Z. PerezCarol Z. Perez assumed her duties in the INL Front Office on June 6, 2011. Prior to her assignment in INL, Ms. Perez was the Consul General at the U.S. Consulate General Milan. She previously served as the Executive Director and Deputy Executive Secretary in the Executive Secretariat supporting Secretaries Powell and Rice from 2003 to 2009.

Ms. Perez is a career member of the Senior Foreign Service, class of Minister-Counselor. She began her career with the Department in September 1987, serving in Barcelona, Spain, as Consul General from 2001 to 2003, as well as at the U.S. Embassies in Rome and Madrid. She has also served in a variety of Washington assignments, including as Deputy Executive Secretary under Secretary Albright, Director of the Executive Secretariat Staff office and as Special Assistant to the Under Secretary for Management.

A native of Cleveland, Ohio, Ms. Perez received her undergraduate degree from Hiram College in Ohio and her Masters Degree in Health Care Administration from the George Washington University.


Deputy Assistant Secretary Luis E. Arreaga

Term of Appointment: 11/25/2013 to present

Ambassador Luis E. Arreaga was appointed Deputy Assistant Secretary of State for the Bureau of International Narcotics and Law Enforcement Affairs in November, 2013. In this capacity he is responsible for State Department programs combating illicit drugs and organized crime, as well as support for law enforcement and rule of law in the Western Hemisphere.

Prior to this appointment, Ambassador Arreaga served as United States Ambassador to the Republic of Iceland from 2010 until 2013. Ambassador Arreaga is a career member of the Foreign Service with the rank of Minister Counselor. Before his nomination as Ambassador to the Republic of Iceland, he led State Department efforts to recruit and hire the largest increase in Foreign Service personnel in the U.S. State Department history.

He previously served as Deputy Chief of Mission at the United States Embassy in Panama, U.S. Consul General in Vancouver, Canada and as director of the Executive Secretariat Staff at the U.S. Department of State in Washington, D.C. He has also served as Deputy Director of the State Department´s Operations Center and Special Assistant to the Under Secretary for Political Affairs. Other overseas postings include United States Mission to the United Nations in Geneva, the United States Embassy in Spain, and the Agency for International Development in Peru, El Salvador, and Honduras.

Luis Arreaga was born and raised in Guatemala before immigrating to the United States. He is a graduate of the University of Wisconsin at Milwaukee where he received a PhD in economics and a Masters Degree in Management.


Deputy Assistant Secretary Brooke Darby

Term of Appointment: 03/2011 to present

Photo of Brooke DarbyMs. Darby became a Deputy Assistant Secretary of State for INL in March 2011, following an 18-month assignment as Chief of Staff to the Director General of the Foreign Service.

A career member of the Civil Service, Ms. Darby has a long prior record of service in INL from 1995-2009. During this period, she was responsible for developing and managing peacekeeping and criminal justice capacity building programs in the Balkans, Afghanistan, Africa, and, most recently, Iraq. She also served as director of the Narcotics Affairs Section at the U.S. Embassy in Islamabad, Pakistan from 2002-2005.

Before joining the State Department, Ms. Darby served on the National Security Council staff.

She graduated with honors from Mount Holyoke College (B.A.) and Georgetown University Law Center (J.D.).

-Assistant Secretary William R. Brownfield
-Principal Deputy Assistant Secretary Carol Z. Perez
-Deputy Assistant Secretary Luis E. Arreaga
-Deputy Assistant Secretary Brooke Darby
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