Dr. S. Thiagarajan currently serves as an Assistant Professor (Senior Grade) at the Chennai campus of Amrita Vishwa Vidyapeetham. He has over 12 years of experience in teaching and research across prestigious institutions. His areas of expertise include Navya Vyākaraṇa (Sanskrit Grammar), Advaita Vedānta, Āyurveda in Sanskrit Literature, and Manuscriptology. He has successfully guided doctoral research and is actively involved in translation and digital academic management. He frequently serves as a resource person for national and international seminars and has published extensively in peer-reviewed journals.