Nathamuni

…of real modification of brahman), Nathamuni (c. 1000), and his own teachers’ teacher Yamunacharya (c. 1050).

…10th or 11th century, when Nathamuni, the first acharya (“teacher”) of the group, introduced into the temple service the passionate devotional hymns of the Alvars (a group of mystics). Nathamuni also founded a Sanskrit-Tamil school at Srirangam (Tamil Nadu state), which continues to be a great Vaishnavite centre in South…