"NEARLY FIFTY YEARS AGO, as a new assistant professor in the History Department at the U.S. Naval Academy, I shared an office suite with Elmer B. "Ned" Potter. Ned had taught at the Naval Academy since before the Japanese attacked Pearl Harbor. He was also the co-editor with Chester Nimitz of the book Sea Power (1961), which we all used as a text in the required naval history course that I subsequently taught at the Academy for thirty years. Ned knew...