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Raffaella Piccarreta is a research scientist at Bocconi University in Milan, Italy. She holds a PhD in statistics, and her research areas include multivariate data analysis, sequence analysis, and dissimilarity data. She has produced several articles on sequence analysis, focusing specifically on clustering algorithms, classification trees, and graphical tools. Her recent research has been focused on the study of the interplay of different domains, on the development of methods to explain and predict life-courses, and on multiway multidimensional scaling. Current research projects include an analysis of the early track of the work career in Italy and a study of the impact of family formation patterns on HIV infection in sub-Saharan countries.