In 1970, William Hirschfield served as an instructor at the U.S. Army Intelligence School at Fort Holabird, Maryland. That was Hirschfield’s day job. He also had a regular morning job and sometimes an evening or late night job and sometimes a weekend job. As a Sergeant E-5, Hirschfield was responsible for supervising trainees at the school, who lived in the barracks. His specific duty, in the morning, was to see to it that the twenty-six soldiers...