Belén Fernández has a degree in Chemical Sciences (1998) and a PhD in Chemical Engineering (2004) from the University of Santiago de Compostela. Researcher in the field of recovery of waste and organic wastewater through biotechnological processes such as biogas production; currently, it also works on nutrient recovery processes (nitrogen, phosphorus, potassium). He has extensive experience in contract research with the private sector, participates in activities of dissemination and transfer of knowledge, and participates in the direction of doctoral theses and master's theses.