2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/51629We review recent progress in a fully dynamical Lagrangian description of the supergravity-superbrane interaction. It suggests that the interacting superfield action, when it exists, is gauge equivalent to the component action of dynamical supergravity interacting with the bosonic limit of the superbrane.latex file, 9 pages. Invited talk at the 3rd Sakharov International Conference, Moscow, June 24-29, 2002. To appear in the ProceedingsHigh Energy Physics - Theorytext