such comparison is not to reduce one expression to another, or to deny the validity of one or all of them, but rather, by means of correlation and comparison, to come to a better grasp of what glossolalia is and how it acts. Such study sedulously avoids either a supernaturalistic or naturalistic reduction. It does not seek to explain by means of appeal to God or to some subconscious (and therefore not fully human) impulse. It simply seeks to understand the phenomenon itself more fully and, in the