Paraskevas N. Georgiou is an Assistant Professor specializing in energy and industrial systems optimization through mathematical programming at the Department of Mechanical Engineering and Aeronautics, University of Patras, Greece. He received his PhD in Operational Research and Decision Making applied to energy planning from the National Technical University of Athens (NTUA), Greece. He is a Chemical Engineer and holds an MBA from the Athens University of Economics and Business (AUEB) and NTUA. His research interests include operational research, systems optimization, and decision making, with applications in energy, industry, environment, and supply-chain management. His work employs methods and tools from mathematical programming, multicriteria decision analysis, and technoeconomic analysis. He is actively involved in the design of biomass-to-biofuels supply chains and in the technoeconomic design of units producing rare earth elements from bauxite byproducts. He also engages in innovation, entrepreneurship, and corporate social responsibility.