In a nutshell

My name is Dhiraj Kumar Hazra; I am a physicist by profession. 

I am currently a professor of physics at the Institute of Mathematical Sciences, Chennai, India. I am an associate of the INAF - Osservatorio di astrofisica e scienza dello spazio, Bologna, Italy. My works mainly can be categorized as the study of origin and evolution of cosmological perturbations from the earliest time till today. 

I am now maintaining my site at: https://dkhaz.github.io/dhiraj-hazra-cosmology