2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/44153We review the theoretical and experimental motivations behind recent proposals to add forward proton tagging detectors to the LHC experiments as a means to search for new physics.Talk given at the 5th Rencontres du Vietnam, 'New Views in Particle Physics' conference, Hanoi, August 2004High Energy Physics - Phenomenologytext