Roberta Maffettone, who holds a Ph.D. in Environmental Engineering, has expertise in the field of wastewater treatment and is a driving force behind the European Union's initiatives to encourage water reuse. As a Scientific Project Officer at the European Commission's Joint Research Centre, she plays a pivotal role in facilitating the implementation of Regulation (EU) 2020/741 on water reuse. Her responsibilities encompass the creation of guidelines for developing risk management plans, the drafting of technical sections of legislative texts, and the promotion of water reuse practices throughout the European Union. With a diverse professional background rooted in both Italy and Canada, her experience bridges the gap between industrial applications and academic research. Dr. Maffettone is passionately committed to fostering innovation within the water sector and is determinedly focused on enhancing the prospects for water reuse both within Europe and on a global scale.