Alberto N. Araújo is currently an associate professor at the Department of Chemical Sciences of the Faculty of Pharmacy of the University of Porto, Portugal. and integrated researcher of REQUIMTE, an excellency R&D+I national institute for Green and Sustainable Chemistry. He obtained his PhD in Pharmaceutical Chemistry in 1994 at the University of Porto, Faculty of Pharmacy, and he has been a lecturer in Instrumental Methods of Analysis at this school since 1991. His scientific activity is centred on applied chemistry and optical, electrochemical and self-powered biosensors for emergent contaminants and bioactivity screening of natural matrices as research interests