Born near Calcutta, India. Early childhood & schooling in New Delhi, India.
Bachelor of Technology (Mech. Engg.) from IITK (Indian Institute of Technology, Kanpur), India.
Short stint in Automobile Design at the Eicher Research Lab., near Delhi
Postdoc at CITA , Toronto, Canada (Canadian Institute for Theoretical Astrophysics. Research Associate at Physics, KSU( KSU > KSU Physics > Cosmology).
Faculty member at IUCAA since Nov. 2000