Nicholas P. Cheremisinoff is a consulting engineer with more than twenty years experience in design, research and development, manufacturing, and teaching. He works extensively in the environmental management field for such organizations as the World Bank Group, the U.S. Trade and Development Agency, the U.S. Agency for International Development, the European Union, and the U.S. Department of Energy. He consults to numerous Fortune 100 companies and has served as expert witness in litigation involving environmental catastrophes. He is the author, co-author, or editor of 150 technical reference books, including Butterworth-Heinemann's Handbook of Chemical Processing Equipment. Dr. Chereinisinoff received his B.S., M.S., and Ph.D. degrees in chemical engineering from Clarkson College of Technology. He may be reached through the Internet at firstname.lastname@example.org. Avrom Bendavid-Val is Vice President for Environment and Development at Chemonics International Inc., a worldwide consulting company headquartered in Washington, DC. He works closely with environmental engineers, enterprise managers and workers, citizen groups, and public officials on environmental management and pollution prevention issues at the plant, community, municipal, and national levels. Mr. Bendavid-Val is the author of the widely used text and handbook, Regional and Local Economic Analysis for Practitioners, as well as a number of other publications. For the past two decades he has concentrated on techniques that make improved environmental performance a tool for improving economic performance. In recent years he has devoted his professional effort to EMS implementation training and consulting in the U.S., Asia, Eastern Europe, Russia, and the Middle East.Bendavid-Val, Avrom is the author of 'Green Profits The Manager's Handbook for Iso 14001 and Pollution Prevention' with ISBN 9780750674010 and ISBN 0750674016.