Panagiotis Kolliniatis is a researcher at the Centre for Hydrology and Informatics (CHI) in the Department of Water Resources and Environmental Engineering of the School of Civil Engineering at NTUA and a consultant at OMITEM S.A., an engineering firm mainly active in the field of hydraulic engineering. He holds an MSc in Water Resources Science and Technology and a Diploma in Chemical Engineering from NTUA. His work (8 years of experience) is focused on hydraulic engineering, water quality technologies, hydrological analysis and modeling, and GIS applications for hydrological purposes. As an independent consultant he has participated in multiple projects of the public and the private sector in the field of hydraulic engineering (e.g. flood protection studies, urban water supply, wastewater and drainage networks). Currently, he is an EEA consultant in European Topic Centre on Inland, Coastal and Marine Waters and he also participates in EU research project MARS.