Ierotheos Zacharias is a professor at the Department of Civil Engineering, University of Patras, and is affiliated with the Laboratory of Environmental Engineering. He holds a Ph.D. in environmental oceanography. Prior to his current position, he worked as a researcher at the Institute of Inland Waters of the Hellenic Centre for Marine Research, then served as lecturer and assistant professor at the University of Ioannina. In 2014 he joined the University of Patras as associate professor at the Department of Environmental Engineering and, in 2019, he was promoted to full professor in the Department of Civil Engineering. His research spans environmental engineering, oceanography, water resources, and marine/limnological studies, and he has an extensive record of peer-reviewed publications, technical reports, and the coordination of numerous European-funded and national research projects.