Ernesto León-Castro Professor at Universidad Católica de la Santísima Concepcion (Chile). He has a PhD in Management from University of Occidente. He also has a M.Sc. in Management from University of Occidente and another one in Laws from University Autonoma de Sinaloa. His interest in research are in aggregation operators, decision making, finance, economics, computational intelligence and other related topics He has published some papers in different journals, books and proceedings, including journals such as Applied Soft Computing, Technological and Economic Development of Economy, International Journal of Intelligent Systems, Journal of Intelligent and Fuzzy Systems, Cybernetics and Systems, International Journal of Machine Learning and Cybernetics and Economic Computation and Economic Cybernetics Studies and Research. Also has been guest editors in Special Issues in Technological and Economic Development of Economy, Journal of Intelligent and Fuzzy Systems, Computational and Mathematical Organization Theory and Springer Book Series Advances in Intelligent Systems and Computing.