2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/166254We hereby propose a model of opinion dynamics where individuals update their beliefs because of interactions in acquaintances' group. The model exhibit a non trivial behavior that we discuss as a function of the main involved parameters. Results are reported on the average number of opinion clusters and the time needed to form such clusters.10 pages, 6 FiguresPhysics and Societytext