Prof. Anna Castaldo is a senior researcher at the Italian National Agency for New Technologies, Energy and Sustainable Economic Development, ENEA, Energy Department. She completed her PhD studies in Chemistry at the University “Federico II” of Naples. She recently led the work package on self cleaning solar mirrors of the Solar thermodynamic Project of the Italian Ministry of Environment and Energy Security through the “National Electric System Research” Programme – Project 1.9 “CSP/CST technology”, 2022-2024 implementation plan. She has published more than 40 papers in various journals, and serves as a Member of the Italian Chemical Society and the European Optical Society. Her teaching disciplines include polymers, metamaterials, and sputtering and her interests include passive daytime radiative cooling and concentrating solar power components.