Judith Le Blanc is a member of the Caddo Tribe of Oklahoma. From 2005-2008 she was the National Co-chair of United for Peace and Justice (UFPJ) an organization that she helped found. She is nationally recognized as a leader of the U.S. peace and justice movement and has traveled around the world, including to Beirut during the 2007 invasion by Israel.
Le Blanc is field director of Peace Action and coordinates efforts on campaigns to cut military spending, nuclear abolition and to oppose the war in Afghanistan. She was formerly a reporter for the People's Weekly World, forerunner of the People's World. She has written extensively on her travels to Japan, Palestine, Israel, Lebanon and elsewhere and was an eyewitness reporter on the 9-11 attacks and their aftermath in New York City.