2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/98259We apply the ideas of Muhly, Skeide and Solel [MSS03] of considering von Neumann B-modules as intertwiner spaces for representations of B' to obtain a new, simple and self-contained proof for self-duality of von Neumann modules. This simplifies also the approach of [MSS03].5 pagesOperator Algebras46L08; 46L10; 46L55text