[Wikipedia] Longchen Rabjam Drimé Özer, or simply Longchenpa was a Tibetan scholar-yogi of the Nyingma school, the 'Old School' of Tibetan Buddhism. According to tibetologist David Germano, Longchenpa's work led to the dominance of the Longchen Nyingthig lineage of Dzogchen, the Great Perfection, over the other
