 Daniel Ellsberg was one of those people. After serving in the United States Marine Corps, he became an analyst of the Rand Corporation. While there, he helped write a report on the Vietnam War, commissioned by Robert McNamara, Secretary of Defense. Completed in 1968, the report delivered a damning indictment of American involvement in that conflict, revealing decades of lying to the American people and even to congressional leaders regarding why we were fighting, what we were actually doing there,