Shady Attia is a Professor of Sustainable Architecture and Building Technology at the University of Liège, Belgium, where he leads the Sustainable Building Design Lab. Prof. Attia has worked as a design consultant on the design and construction of high-performance buildings, focusing on energy efficiency, lifecycle assessment, and carbon-neutral strategies. He is a LEED-accredited professional, a faculty member of the US Green Building Council, and an active member of ASHRAE, IBPSA, and PLEA. He also serves as a consultant for design teams across the European Union and the European Commission, advising on circularity and decarbonization of the EU building stock. As a member of the International Energy Agency’s EBC Annex 89, he combines academic research with practical expertise, contributing to projects with organizations such as UNDP, USAID, and GIZ.