2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/136061Some open questions in quantum information theory (QIT) are described. Most of them were presented in Banff during the BIRS workshop on Operator Structures in QIT 11-16 February 2007. New material has been added in view of the recent counter-examples to p-norm multiplicativity.Quantum Physicstext