Ganesh Devy is the chief editor of the PLSI series. He taught at the Maharaja Sayajirao University, Baroda, till 1996 before leaving to set up the Bhasha Research Centre in Baroda and the Adivasi Academy at Tejgadh, where he worked towards conserving and promoting the languages and culture of indigenous and nomadic communities. Apart from being awarded the Padma Shree, he has received many awards for his work in literature and language conservation.
V. Gnanasundaram is former Professor cum Deputy Director of CIIL, Mysore. He has had a long and successful career in the field of linguistics and has worked primarily on endangered tribal languages. He has conducted a survey of indigenous mother tongues spoken in the tribal communities of Tamil Nadu. He has several publications to his credit.
K. Rangan is former Professor and Head of the Department of Linguistics, Tamil University, Thanjavur. His research interests include phonology and sociolinguistics. He has been a visiting scientist at the Department of Linguistics, MIT. He has publications in both English and Tamil.