Mariagrazia Bianchi is an associate professor of Algebra at University of Milan, Italy. Her research interests include finite group theory, graphs associated with groups, and character theory. Andrea Caranti is an emeritus professor of Algebra at University of Trento, Italy. His research interests include group theory, finite p-groups; graded, modular Lie algebras; and skew braces. Costantino Delizia is a full professor of Algebra at University of Salerno, Italy. His research interests include finite and infinite group theory, combinatorial group theory, graphs associated with groups.Patrizia Longobardi is a full professor of Algebra at University of Salerno, Italy. Her research interests include finite and infinite group theory and combinatorial group theory.Mercede Maj is a full professor of Algebra at University of Salerno, Italy. Her research interests include finite and infinite group theory and combinatorial group theory. Carmine Monetta is a researcher in Algebra at University of Salerno, Italy. His research interests include finite and infinite group theory, combinatorial group theory, graphs associated with groups, and group-based cryptography.Marialaura Noce is a researcher in Algebra at University of Salerno, Italy. Her research interests include groups of automorphisms of trees, group-based cryptography, and combinatorial group theory.Carlo Maria Scoppola is an emeritus professor of Algebra at University of L'Aquila, Italy. His research interests include group theory and representation theory.