Afendras Giorgos is an Associate Professor in the Department of Statistics and Operations Research at Aristotle University of Thessaloniki since January 2023. Previously, he served as an Assistant Professor at the same institution (2018–2023) and held roles at the University at Buffalo (USA), including Adjunct Assistant Professor (2018–2022) and Research Associate (2015–2018). His research focuses on statistical theory, probability, and machine learning, with a strong emphasis on variance bounds, covariance identities, and cross-validation techniques. Giorgos holds a PhD in Mathematics from the National and Kapodistrian University of Athens (2008), a Master's in Statistics and Operations Research (2004), and a degree in Mathematics (2001). His professional experience includes visiting roles at the University of Cyprus and external associate positions at Athens University of Economics and Business. His research interests span distribution families, orthogonal polynomials, asymptotic statistics, dependency measures, and statistical machine learning. Recent work includes advancements in cross-validation methodologies and model selection criteria, with applications to resampling effectiveness and training/test size optimization. No scientific awards are explicitly mentioned in the text. His professional trajectory reflects extensive contributions to academic research and teaching in statistical theory and applied mathematics.







