Current Research Interests:

Four dimensional, classical and (loop) quantum gravity:

In particular, gravitational waves in de Sitter and cosmological backgrounds.

Past research interests:

Perturbative QCD, bosonization, string theory, configuration space topology and inequivalent quantization.
B. Sc. 1976
University of Bombay

Ph. D. 1982
SUNY at Stony Brook

Postdoctoral 1982 - 85
Weizmann Inst. of Science

Faculty 1987 -- 2018
Inst. of Math. Sciences

Adjunct/Visiting Professor 2020 --
Chennai Math. Inst.