V. Arasu was till recently the Professor and head of the department of the Tamil Department at the University of Madras. His researches have been multidisciplinary encompassing literature, history and culture. He engages Tamil pedagogy with epigraphy, archaeology and sociology. He has guided several researchers who are well placed. He has unearthed several hidden rare material that are relevant to Tamil society and its understanding. He has edited and published more than 45 monographs and collection of articles which are important for understanding of Tamil Studies.