TL;DR: The 17-item Revised Transliminality Scale (or RTS) is presented that corrects age and gender biases, is unidimensional by a Rasch criterion, and has a reliability of.
TL;DR: Transliminality is a hypothesised tendency for psychological material to cross (trans) thresholds (limines) into or out of consciousness as mentioned in this paper, which is a tendency that occurs when psychological material cross thresholds and cross into the realm of consciousness.
TL;DR: This paper examined the correlations between transliminality and three other measures with which it has previously correlated very highly, namely, Hartmann's Boundary Questionnaire (the Sumbound measure), the Unusual Experiences scale of the Oxford-Liverpool Inventory of Feelings and Experiences, and a measure of temporal lobe lability taken from Persinger's Personal Philosophy Inventory.