2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/145529An introduction to the theory of bundle gerbes and their relationship to Hitchin-Chatterjee gerbes is presented. Topics covered are connective structures, triviality and stable isomorphism as well as examples and applications.To appear in birthday volume in honour of Nigel Hitchin. Replaced with corrected version due to incorrect authorship of example 6.2. Additional references addedDifferential GeometryHigh Energy Physics - TheoryMathematical Physics55R65text