1. Foresight, Technology and Management (FTM) Group, Department of Industrial Engineering, University of the Basque Country UPV/EHU, Nieves Cano Kalea, 18, 01006 Vitoria-Gasteiz, Spain
2. Department of Project Management, University of the Basque Country UPV/EHU, Ingeniero Torres Quevedo Plaza, 1, 48013 Bilbao, Spain