EDITORS
James R. Pfafflin holds degrees from Indiana State University, Johns Hopkins University and the University
of Windsor. He is a professional engineer in Ontario, a chartered engineer in the UK and also holds the title of
European Engineer (EUR ING). He is a member of the Commissioned Reserve of the US Public Health Service.Edward N. Ziegler is Associate Professor of Chemical & Biological Engineering at Polytechnic University and
former director of its Environmental Science Program. Dr. Ziegler, a Distinguished Teacher Award recipient,
teaches graduate courses, one in air pollution engineering control and another in chemical reactor analysis in addi-
tion to undergraduate chemical engineering courses. He earned his BS in Ch E from CCNY (City University of
New York) and MS and PhD degrees from Northwestern University. He is a member of the American Institute
of Chemical Engineers (Environmental Division) and the Air & Waste Management Association (Education
Committee). Dr. Ziegler is also a consultant to private industry and government. He received a US Environmental
Protection Agency bronze medal (Region 2) for his technical assistance to the Agency team in a power plant pol-
lution control settlement.C000_000_Vol1_r03.indd xixC000_000_Vol1_r03.indd xix 11/22/2005 12:35:19 PM11/22/2005 12:35:19 PM