My father still remembers listening to old episodes of The Shadow, a popular radio program about a mysterious crime fighter with the unique ability to cloud human minds and render himself invisible. When the mood strikes him, my dad will imitate the gruff voice and ominous laugh of the hero and regale us with the famous opening lines of the “Detective Story” radio hour: “What evil lurks in the hearts of men? The Shadow knows!”

The proper relationship between the authority of Christian Scripture and authority of Christian Tradition avails itself to no easy answers. From a historical viewpoint, much of the early development of both remains hotly debated. From a theological perspective, centuries (and sometimes millennia) old debates continue to shape thinking and lead toward answers long before any explicit consideration of this relationship comes into focus. Yet there seem to be boundaries—a “highway of orthodoxy” if you will—which