Patricia Kara De Maeijer is a civil engineer whose research is focused on the pioneering advancements in concrete and alkali-activated materials technologies. Her expertise encompasses the application of recycling industrial waste and by-products to create sustainable construction materials, focusing on reducing the environmental footprint of the construction industry, as well as the study of asphalt, bitumen, structural health monitoring, and the application of life cycle assessment and life cycle cost analysis. As a Senior Member of RILEM (International Union of Laboratories and Experts in Construction Materials, Systems and Structures), Patricia actively contributes to several RILEM Technical Committees. Over the past five years, she has led the Expert Group RRT1 within RILEM TC 294-MPA, where her team focused on developing mix designs and evaluating the mechanical properties of ground granulated blast furnace slag-based alkali-activated concrete. Patricia’s academic contributions are extensive, with over 100 scientific publications and three patents to her name. She has been involved in multiple industrial research projects at Riga Technical University (Latvia) and the University of Antwerp (Belgium). Additionally, she serves as a peer reviewer for various scientific journals and as a Guest Editor for Infrastructures, a journal published by MDPI.