Dr. Shimelis Kebede is an Associate Professor in the School of Chemical and Bioengineering at Addis Ababa Institute of Technology, Addis Ababa University. He joined the faculty in 2009 and teaches courses in Chemical Engineering for undergraduate and postgraduate programs. Dr. Shimelis holds a PhD in Chemical/Environmental Engineering from Addis Ababa University and has more than 15 years of experience in academia. His research focuses on advanced water and wastewater treatment technologies, solid waste management and treatment engineering, and industrial and agricultural waste valorization. His work has been published in reputable peer-reviewed journals. Dr. Shimelis is also actively involved in the Ethiopian Society of Chemical Engineers, the African Membrane Society, and several international joint research projects. In addition to teaching and research, Dr. Shimelis currently serves as the Dean of the School of Chemical and Bioengineering at Addis Ababa Institute of Technology.