George Zalidis graduated from the Agronomy Department of the Aristotle University of Thessaloniki with doctoral studies in the Department of Soil Science and postdoctoral studies in the Civil Engineering and Environmental Engineering Department at the State University of Michigan, USA. Today, he is the Director of the Laboratory of Remote Sensing, Spectroscopy and Geographical Information Systems, and he is a member of the Laboratory of Applied Soil Sciences in the Department of Agriculture of the School of Agriculture, Forestry and Natural Resources of the Aristotle University of Thessaloniki. He is also the Scientific Coordinator of the Interbalkan Environment Center (i-BEC) since 2007. His research focuses on issues of the quality and restoration of terrestrial and aquatic ecosystems, the use of Earth observation data (space and terrestrial) in the societal benefit areas, the OECD indicators of sustainable development, and the use of spectral data in the monitoring of agricultural ecosystems and natural terrestrial and aquatic ecosystems.