Nyang ral nyi ma 'od zer's (1124-1192) Codifications of Tibetan Tantric Buddhism
Exploring texts of Nyang ral nyi ma 'od zer's seminal bKa' brgyad bde gshegs 'dus pa (Eightfold Buddha Word, Embodying the Sugatas), the work focuses on its transitional position between the earliest and later Tibetan tantric materials, on the nature of its religious practices and their intended transformations of sensory experiences, and on its long-term impact on Tibetan tantric Buddhism.