2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/118977We present a concise review of model building for neutrino masses and mixings, with special emphasis on recent developments.Lectures given at the 61st Scottish Universities Summer School in Physics, St.Andrews, Scotland, 8-23 August 2006. 27 pages, 2 figuresHigh Energy Physics - Phenomenologytext