The Mysticism Scale (M Scale; Hood, 1975) was developed as a specific operationalization of Stace’s (1960) phenomenological work. Stace’s (1960) phenomenology of mysticism identifies introvertive, extrovertive, and interpretative factors. With introvertive mysticism, mystical experience involves consciousness of a timeless and spaceless ultimate void. Extrovertive mysticism reflects an experienced unity with all things. The interpretation factor measures tendencies to find religious meaning in mystical experience. In a series of factor-analytic studies Hood has essentially replicated Stace’s phenomenology; the three-factor solutions to the M Scale clearly provided the most adequate solution in comparison with other alternatives (Chen et al.,
