Śāntarakṣita, whose name translates into English as "protected by the One who is at peace" was an important and influential Indian Buddhist philosopher, particularly for the Tibetan Buddhist tradition. Śāntarakṣita was a philosopher of the Madhyamaka school who studied at Nalanda monastery under Jñānagarbha, and became the founder of Samye, the first Buddhist monastery in Tibet.

Tibetan Buddhism is a form of Buddhism practiced in Tibet, Bhutan and Mongolia. It also has a sizable number of adherents in the areas surrounding the Himalayas, including the Indian regions of Ladakh, Sikkim, and Arunachal Pradesh, as well as in Nepal. Smaller groups of practitioners can be found in Central Asia, Xinjiang, Inner Mongolia, and some regions of Russia, such as Tuva, Buryatia, and Kalmykia.