William "Bill" Crawford was an unimpressive figure, one you could easily overlook during a hectic day at the U.S. Air Force Academy. Mr. Crawford, as most of us referred to him back in the late 1970s, was our Squadron janitor. While we Cadets busied ourselves preparing for academic exams, athletic events, Saturday morning parades, and room inspection, or never-ending leadership classes-Bill quietly moved about the squadron mopping and buffing floors, emptying trash cans, cleaning toilets, or...