Kagyu (also spelled Kagyü or Kagyud) is one of the major schools of Tibetan Buddhism. It is known for its emphasis on meditation and the direct experience of the nature of mind. The Kagyu school, which is one of the four main schools of Tibetan Buddhism (the others being Nyingma, Sakya, and Gelug), has a rich tradition of oral transmission and esoteric teachings. Key Aspects of Kagyu: Overall, the Kagyu school is renowned for its depth of meditation practice and its lineage of realized masters, emphasizing direct, experiential understanding of the nature of mind and reality.