Mr. Aragaw Tadie Alamnia successfully defended his PhD dissertation in Mechanical Engineering, specializing in Thermal Engineering, at Bahir Dar Institute of Technology, Bahir Dar University. His research, titled “Design and Multi-Objective Optimization of Advanced Cyclone Separators for Solid–Solid Separation,” contributes to the development and optimization of efficient solid–solid separation technologies. FMIE congratulates Mr. Aragaw Tadie on this significant academic achievement and wishes him continued success in his academic and professional endeavors.