[1] In 1999, Deo obtained master's degrees in Sanskrit Grammar from Tilak Maharashtra Vidyapeeth and in Linguistics from Deccan College Post-Graduate and Research Institute.
Deo received her Ph.D. degree in linguistics from Stanford University in 2006 with a dissertation entitled Tense and Aspect in Indo-Aryan Languages: Variation and Diachrony.
[2][5] Deo has also served as a member of the editorial board of Transactions of the Philological Society, Semantics and Pragmatics, and the Journal of South Asian Linguistics.
The project received a National Science Foundation INSPIRE award.
[9] In 2013, Deo received a National Science Foundation’s CAREER grant to conduct research on the evolution of the semantic systems of tense, aspect, and modality in historical Indo-Aryan and synchronic Bhili languages.