2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/52315I review the conceptual, algebraical, and geometrical structure of Doubly Special Relativity. I also speculate about the possible relevance of DSR for quantum gravity phenomenology.19 pages; Talk presented during Tenth Marcel Grossmann Meeting on General Relativity, to appear in proceedingsHigh Energy Physics - Theorytext