Ahindra Nag (Ph.D., MICHE, FIC, DME) is Senior Assistant Professor in the Department of Chemistry, IIT Kharagpur. He has twenty years of teaching experience and three years of experience in industry as Chief Project Officer. In the year 2005, he served as a visiting professor in University of Molise, Campobasso, Italy. Dr. Nag has authored/edited several books and published more than fifty papers in national and international journals.