Jesus T. Pastor is a professor of Statistics and Operations Research at the Universidad Miguel Hernandez of Elche, Spain. He has been visiting researcher at the Universities of Georgia (USA), Toronto (Canada), Queensland (Australia) and Warwick (UK). Prof. Pastor’s research fields include location science, banking and, for the last twenty-five years, efficiency analysis.
Juan Aparicio is a professor Statistics, Mathematics and Information Technology at the Miguel Hernandez University of Elche (UMH), Spain, and the head of the Center of Operations Research. His research interest includes efficiency and productivity analysis combined with Machine Learning and Data Science. He is associate editor of Omega; The International Journal of Management Science, Journal of Productivity Analysis, Mathematics and Advances in Operations Research. José Luis Zofío is a professor of Economics at the Universidad Autónoma de Madrid and former Chair of the Department of Economics. He is also Visiting Professor at Erasmus University and Wageningen University and Research, and Visiting Fellow to the Erasmus Research Institute of Management ERIM, where he collaborates with several academics from the Rotterdam School of Management. His research interests are related to measurement theory in economics, in particular the use of index numbers for efficiency and productivity analysis, as well as spatial economics and trade theory.