2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/104615We review the notion of (anomalous) Poisson-Lie symmetry of a dynamical system and we outline the Poisson-Lie symmetric deformation of the standard WZW model from the vantage point of the twisted Heisenberg double.16 pages, to appear in the Proceedings of the 4th International Symposium On Quantum Theory And Symmetries (QTS-4), Varna Free University, Bulgaria, 15-21 August 2005High Energy Physics - Theorytext