Fellow, West Bengal Academy of Science and Technology
Invited Council Member , Indian Council of Philosophical Research (http://www.icpr.in/forms.html)
DAAD Fellow, Rheinisch-Westfälische Technische Hochschule, Aachen, Germany, 1986 (http://en.wikipedia.org/wiki/RWTH_Aachen_University)
Fellow, Indian Institute of Advanced Studies, Shimla, 1986 (http://iias.org/)