Created by one of the world's foremost social psychology theorists, Dr. Mark Leary, this validated 10 question open-source survey instrument measures the degree to which an individual adheres to a belief that ".. everything that exists is part of some fundamental entity,substance, or process." Sense of oneness is related to universalism (see also the Miville-Guzman Universality-Diversity Scale) , to many religious belief systems and, often, to openness to mystical and/or transformative experiences.