John R. Fanchi is a Professor in the Department of Engineering and Energy Institute at Texas Christian University in Fort Worth, Texas. He holds the Ross B. Matthews Chair of Petroleum Engineering and teaches courses in energy and engineering. Before this appointment, he taught petroleum and energy engineering courses at the Colorado School of Mines and worked in the technology centers of four energy companies (Chevron, Marathon, Cities Service and Getty). He is a Distinguished Member of the Society of Petroleum Engineers and authored numerous books, including Integrated Reservoir Asset Management, Energy: Technology and Directions for the Future, Shared Earth Modeling, and Integrated Flow Modeling, all published with Elsevier.