Full Professor and member of the Materials + Technologies Research Group of the Department of Chemical Engineering and the Environment of the Gipuzkoa School of Engineering. Cristina graduated in Chemical Sciences (Petrochemistry) and PhD in Materials Engineering (UPV/EHU). The goal of her research is to reduce the environmental impact of polymers by means of synthesis/modification/compounding using recycled or renewable raw materials. Cristina has been part of over 30 projects to develop and optimise processes to recycle post-consumption, post-industrial, marine and agricultural, livestock and forestry waste. Since 2020, she has headed the Circular Economy Business-University Learning Centre that the Gipuzkoa School of Engineering has set up in conjunction with the Sustainability Department of Gipuzkoa Provincial Government.