Guido is a full professor for sustainable chemistry and material management at the University of Bordeaux. Before joining the University of Bordeaux in 2012, he worked as a UNEP Programme Officer for Innovation and Life Cycle Management. In this function he also served as the Science Focal Point for the UNEP’s Resource Efficiency/ Sustainable Consumption and Production (SCP) subprogramme. He holds a PhD in Chemical Engineering from the University Rovira & Virgili, Spain (2002), M.Sc. in water biology and chemistry from the University of Poitiers, France (1996), and graduated as engineer from the Technical University of Berlin, Germany (1995) with a specialisation in environmental engineering.