David Hartsough is the author, with Joyce Hollyday, of Waging Peace: Global Adventures of a Lifelong Activist. Hartsough is executive director of Peaceworkers, based in San Francisco, and is cofounder of the Nonviolent Peaceforce. He is a Quaker and member of the San Francisco Friends Meeting. He has a BA from Howard University and an MA in international relations from Columbia University. Hartsough has been working actively for nonviolent social change and peaceful resolution of conflicts since he met Dr. Martin Luther King Jr. in 1956. Over the last fifty years, he has led and been engaged in nonviolent peacemaking in the United States, Kosovo, the former Soviet Union, Mexico, Guatemala, El Salvador, Nicaragua, the Philippines, Sri Lanka, Iran, Palestine, Israel, and many other countries. He was also a peace educator and organized nonviolent movements for peace and justice with the American Friends Service Committee for eighteen years. Hartsough has been arrested more than a hundred times for participating in demonstrations. He has worked in the movements for civil rights, against nuclear weapons, to end the Vietnam War, to end the wars of Iraq and Afghanistan and to prevent an attack on Iran. Most recently, David is helping organize World Beyond War, a global movement to end all wars: http://worldbeyondwar.org