Wayne T. Davis is currently the dean of engineering at the University of Tennessee Knoxville (UTK). He served as associate dean for Research and Technology in the college from 2003 to 2008. He is also a professor of Civil and Environmental Engineering. He earned his AB in physics from Pfeiffer University (1969), MS in physics from Clemson (1971), and MS in environmental engineering and PhD in civil engineering from UTK (1973 and 1975, respectively). He has conducted research and teaching in the area of air quality management and pollution control for more than 42 years at UTK, and is the author/coauthor/editor of numerous research publications including the Air Pollution Control Engineering Manual (published by John Wiley Publishers) and the graduate textbook Air Pollution: Its Origin and Control (published by Elsevier). He has been involved in numerous projects funded by the U.S. EPA, DOE, ORNL, NSF, DOT, and various state agencies and industrial companies, particularly as related to the monitoring and control of sulfur dioxide, ozone/precursors, and particulate matter. He is a recipient of the Lyman Ripperton Outstanding Professor Award presented by the International Air and Waste Management Association (AWMA), where he is a fellow member; he also received a Lifetime Achievement Award from the Institute of Professional and Environmental Practice (Pittsburgh, PA) in 2007. Dr. Davis served as chair of the Knox County Air Pollution Control Board for more than 22 years and currently serves on the State of Tennessee's Air Pollution Control Board.

Joshua S. Fu is a professor at the Department of Civil and Environmental Engineering at the University of Tennessee Knoxville (UTK). He was a scientific applications analyst and software engineer at Lockheed Martin/EPA before he moved to UTK in 2000. He earned his BS in environmental engineering from National Cheng Kung University (1986), MS in environmental engineering and water resourc Less