Guest editorial: https://www.sciencedirect.com/science/article/pii/S0305054818301217?dgcid=raven_sd_via_email

This special section has been partially developed based on the workshop on "Optimization challenges in the evolution of energy networks to smart grids", organised by INESC Coimbra in October 2016, in the framework of the COST Action TD1207 “Mathematical Optimization in the Decision Support Systems for Efficient and Robust Energy Networks" (https://www.uc.pt/en/org/inescc/org_scientific_events/optenergy2016)