Joanne Mariner is the Terrorism and Counterterrorism Program Director at Human Rights Watch. She has worked on a wide variety of issues for the organization, documenting war crimes in Colombia, Kosovo and Darfur, political violence in Haiti, and the interface between terrorism and the laws of war, among others. She has also conducted advocacy before U.N. bodies, briefed members of Congress and staff on human rights issues, and appeared on national media such as C-SPAN, ABC News, and NPR. A graduate of Yale Law School, Mariner served as a law clerk to Judge Stephen Reinhardt of the U.S. Court of Appeals for the Ninth Circuit before joining Human Rights Watch in 1994. She speaks French and Spanish.