A.N. Pathak - Post Doc.(Stuttgart-Deutschland);Ph.D.(Biochemical Engineering)IIT Delhi,1976;M.Tech.(Chemical Technology-Fermentation Technology)Bombay University,1971;B.Tech.(Biochemical Engineering)HBTI Kanpur,1969;M.Sc.(Organic Chemistry)Agra University,1966,Member Indian institute of Chem.Engineers and Fellow Institution of Engineers(India-Kolkata).