2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/116230We present a concise review of where we stand in particle physics today. First we discuss QCD, then the electroweak sector and finally the motivations and the avenues for new physics beyond the Standard Model.20 pages, to appear in the Proceedings of IFAE 2006, Pavia, ItalyHigh Energy Physics - Phenomenologytext