R. PANNEERSELVAM, Ph.D., is Professor of operations and systems, and Head of Department of Management Studies, School of Management, Pondicherry University. He has been the Chairman of Computer Society of India (Pondicherry Chapter). He has more than 35 years of teaching and research experience, including his service at College of Engineering, Anna University, Chennai. He has authored eleven other well-established books, in specific System Simulation, Modelling and Languages, Database Management Systems (second edition), Operations Research (second edition), etc., all published by PHI Learning. He has published about 100 research articles in leading national and international journals. He carried out overseas consultancy for CEMS, Malaysia.