Dr. Siraj Al Qunaynah, PhD Ph.D in Civil Engineering (Materials) Civil Engineer | Sustainable Concrete Researcher | 3D Concrete Printing & AI Specialist Email: sirajal2030@gmail.com Dr. Siraj Al Qunaynah is a Civil Engineer specializing in advanced cementitious materials, sustainable concrete technologies, and AI-driven optimization in construction materials. He earned his Ph.D. in Civil Engineering (Concrete Materials) from Iowa State University, USA, where his research focused on low-carbon cement systems, lightweight concrete, and performance enhancement of sustainable construction materials. Currently serving as a Visiting Interdisciplinary Researcher at Iowa State University, Dr. Al Qunaynah’s work integrates emerging technologies, including Artificial Intelligence, digital twins, and data-driven modeling, to enhance 3D Concrete Printing (3DCP) performance, modern infrastructure, and address mobility challenges. His research interests include: Sustainable and low-carbon cementitious systems (SCMs, alternative binders, waste-derived materials) Substitute the cementitious system for new concrete AI-based mix design optimization and predictive modeling Rheology and buildability of 3D printed concrete Digital twin frameworks for automated construction Intelligent monitoring systems and a health monitoring system for concrete and 3DCP Innovative lightweight concrete for building applications Dr. Al Qunaynah has contributed to peer-review processes in leading