Aryadeva
Aryadeva (Skt. Āryadeva; Tib. Pakpa Lha; Wyl. ‘phags pa lha) One of the six great commentators (the ‘Six Ornaments’) on the Buddha's teachings. He was a disciple of Nagarjuna and devoted his life to continuing his master’s work, consolidating the Madhyamika tradition. He is the author of the Four Hundred Verses.