There are four schools
The Nyingma Tradition
The Nyingma school of Tibetan Buddhism traces its origin to the Indian adept, Guru Padmasambhava, who came to Tibet in 817 C.E. at the invitation of King Trisong Deutsan (742-797) in order to subdue the evil forces then impeding the spread of Buddhism. all evil spirits by oath and transformed them into forces compatible with the spread of Buddhism.
The Sakya Tradition
The Sakya tradition is closely bound up with the Khon ancestral lineage, which derived from celestial beings. The lineage has descended intact up to the present time from Khon Könchok Gyelpo(1034-l 102), founder of the Sakya tradition through hereditary lama's.
Gelugpa tradition
Drepung Monastery The Kadampa tradition founded by Atisha was the direct source of inspiration for the development of the Gelug tradition founded by Je Tsongkhapa (1357-1419).
Kagyu tradition
The Kagyu lineage, sometimes referred to as the "oral lineage" of Tibet, originated with the great yogi Tilopa, who lived in Northern India around the 10th century A.D. He is considered the founder of the lineage and, in addition, he received four special transmissions (Tib: bka-babs-bzhi) for which he became the lineage holder.
[pic]
The leader of Tibetan Buddhism: the Dalai Lam[pic]
The fourteenth Dalai Lama is the reincarnation of the Bodhisattva of Compassion and is presently leader of one branch of Tibetan Buddhism "The Way of Virtue" (Gelugpa). Is a Tantaric school of Buddhism the Kadampa tradition is