Every professional requires proper training, and luthiers, the mysterious perfectionists who construct the violins, violas, and cellos used by the world’s musicians, are no exception. But your average university doesn’t offer a major in fingerboard shaving, or even a seminar in perfling. So where do budding luthiers turn for instruction in their craft? A surprising percentage turn to the teaching shop of a single man. In fact, the proliferation of American luthiers is largely due to the efforts of one Peter Prier, of Salt Lake City.