1. Transforming Mathematics Teaching with Digital Technologies: challenge for learning analytics approaches, Maria Isabel Borges, Cristina Dias and Carla Santos
2. On the Mathematical Foundations of Risk Matrices in Occupational Safety, Ana Dias, Carla Santos, Cristina Dias and Claudia Santos
3. Joint Regression Analysis and the Additive Main and Multiplicative Interaction Model, Cristina Dias, Carla Santos and João Tiago Mexia
4. Models with Orthogonal Structure, Cristina Dias, Carla Santos and João Tiago Mexia
5. Data, Measurement and Empirical Methods, Luciana Ferreira, Cristina Dias and Carla Santos
6. The Role of Ordinal Logistic Regression in Big Data, Sandra Nunes, Sandra Monteiro, Dina Salvador and Teresa Oliveira
7. Variance-to-mean Ratio and Coefficient of Variation as Inequality measures, Carla Santos and Cristina Dias
8. Exploring Commutativity in Models with Orthogonal Block Structure: A Perspective using B-Matrices, Carla Santos, Cristina Dias, Célia Nunes and João Tiago Mexia