César Medina is a Full Professor of Civil Engineering at the University of Extremadura, Spain. He received his Doctorate in 2011 from the University of León. He is also the recipient of several prizes, notably an Outstanding PhD Thesis in 2014, the University of Extremadura Award for Young Researcher Career Excellence in Technical Fields in 2018, and two Young Researcher Medals by the Royal Spanish Academy of Engineering in 2021. He is a prolific author (research papers, monographs, book chapters, journals’ special issues), has participated in highly reputed national and international congresses, is involved with Q1 and Q2 JCR journals as a referee, and has also co-edited Waste and By-Products in Cement-Based Materials (Elsevier).