Dr. J. K. Sharma, M.Sc., Ph.D., has been teaching at the Faculty of Management Studies, University of Delhi, since 1985. He has over 25 years of teaching experience in Operations Research, Business Statistics, mathematics and Logistics Management. He was awarded Gold Medal for securing first-class-first rank in his M.Sc. (Maths) examination. He has taught as a visiting professor at Group ESSEC (a Graduate School of Management) in France. He has authored 16 books and over 100 research papers and/or case studies and is actively involved in guiding students for their doctoral work.