Dr D. K. Anand is both a Professor and Chairman of the Department of Mechanical Engineering at the University of Maryland, College Park,Maryland, U.S.A. He is a registered Professional Engineer in Maryland and has consulted widely in Systems Analysis for the U.S. Government and Industry. He has served as Senior Staff at the Applied Physics Laboratory of the John Hopkins University and Director of Mechanical Systems at the National Science Foundation. Dr Anand has published over one hundred and fifty papers in technical journals and conference Proceedings and has published two othe books on Introductory Engineering. As well he has a patent on Heat Pipe Control. He is a member of Tau Beta Pi, Pi Tau Sigma, Sigma Xi, and is a Fellow of ASME.