Thomas Robl is a Senior Advisor for the Materials Technologies Group at the University of Kentucky Center for Applied Energy Research (UK CAER). He is a member of the University of Kentucky Graduate Faculty and is a Director of the American Coal Association and Co-Chairman of the World of Coal Ash International Symposium. He received a PhD from the University of Kentucky in 1977 in Geology. Anne Oberlink is a Senior Research Scientist for the Materials Technologies group at the University of Kentucky Center for Applied Energy Research (UK CAER). She is co-editor of the Coal Combustion and Gasification Products Journal, a journal collaboratively published by UK CAER and the American Coal Ash Association (ACAA). She received her second Masters of Science in Chemistry from the University of Kentucky in 2010. Rod Jones is Professor of Civil Engineering and the Director of the Concrete Technology Unit at the University of Dundee in Scotland. He’s a Chartered Civil Engineer and is a leading researcher in the field of cement and concrete technology. His research work lies in the areas of engineering design, sustainable construction, durability performance, utilisation of industrial by-products, enhancing service-life performance.