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.