Francesca De Battisti is a Professor of Statistics at the Department of Economics, Management and Quantitative Methods of the University of Milan, Italy. Her main research interests focus on analysis of inequality measures, evaluation of service quality, evaluation of customer and job satisfaction, evaluation of occupational outcome, PLS-SEM models to investigate latent constructs and their relationships, and in general on statistics for the social sciences.Samantha Leorato is a Professor in Statistics at the Department of Economics, Management and Quantitative Methods, University of Milan, Italy. Her research interests span spatial econometric modeling (Bayesian and non-Bayesian), optimal design, nonparametric and semiparametric statistical inference, and divergence-based inference.Chiara Masci is a Tenure-track Researcher at the Department of Economics, Management and Quantitative Methods at the University of Milan, Italy. Her research is primarily in the statistical analysis of data with hierarchical structures. Specifically, her expertise lies in mixed-effects models, tree-based methods, nonparametric statistics, survival analysis, maximum likelihood estimation, and, more recently, cluster-weighted models. Her research in methodological statistics is deeply rooted in two key application areas, namely education and health.Federica Nicolussi is a Professor in Statistics at the Department of Mathematics, Politecnico di Milano, Italy. Her research focuses on the study of relationships between categorical and ordinal variables through the development of graphical models, density distribution of continuous random variables, compartmental models, and image analysis. Her research has been applied to social and economic sectors as well as covid-19 data.