Stefanos Kostas currently works at the Laboratory of Floriculture, School of Agriculture, Forestry and Natural Environment, Aristotle University of Thessaloniki, Thessaloniki, Greece. He received his B.Sc. and M.Sc. in Agriculture at the Aristotle University of Thessaloniki Faculty of Agriculture in 1997 and his Ph.D. from the Department of Biological Applications and Technologies of the University of Ioannina in 2018. Since 1988, he has worked in the Laboratory of Floriculture, Department of Agriculture of AUTH. His research interests concern the biotechnology of wild-growing floricultural plants, especially in the propagation of plants with cuttings, seeds and tissue culture, stress experiments, the use of biotechnological and metabolomic methods for plant breeding, gas and liquid chromatography, and the use of molecular markers for species classification and biodiversity identification.