Umashankar Manthravadi is an Indian self-taught acoustic archaeologist
, sound technician, sound recordist, journalist and poet. In the early 1980s, Manthravadi helped set up and maintain one of the world's largest ethnomusicology archives, Archives and Research Center for Ethnomusicology (ARCE) in Gurgaon. As part of the artist collective Umashankar and the Earchaeologists (with Lawrence Abu Hamdan
and Nida Ghouse) he investigates how sound
can influence our understanding of ancient and contemporary sites. He developed ambisonic technology to document the acoustic properties of archaeological sites in India, examining in particular social forms and their actualization in performance and sound.