Dr. Mahmoud Abo El-Wafa received his Ph.D. in Sustainable Development of Advanced Construction Materials from Okayama University, Japan, in 2002, and currently serves as an Associate Professor in the Department of Civil and Environmental Engineering, Faculty of Engineering at Rabigh, King Abdulaziz University. His research interests include sustainable construction materials, alkali-activated binders, fly ash and slag-based composites, nanomaterials in concrete, green infrastructure systems, and the restoration of degraded sites.