Alexander S. Chaus is a full Professor of Technologies of Engineering Production at the Slovak University of Technology. He obtained his Ph.D. degree in Materials Science in Mechanical Engineering from the Physical-Engineering Institute, National Academy of Science of Belarus, in 1982, and was awarded a D.Sc. designation in Metal Science and Heat Treatment of Metals from the Belarusian National Technical University in 2004. He is an Editorial Board Member of “Metal Science and Heat Treatment” (Springer), a Member of the Editorial Advisory Board of the “Journal of Friction and Wear” (Pleiades Publishing), and an Associated Editor of the “International Journal of Advances in Machining and Forming Operations“ (Serials Publications). His research focuses on metallurgy and materials science of high-speed steels, ductile cast irons, and Al-Si alloys, as well as casting, heat treatment, tribology, and surface engineering (diffusion and DLC coatings).