International audienceThe aim of this research is to better understand the impact of transmedia storytelling on consumers' experiences in the cultural field (e.g., at a museum or heritage site). Transmedia storytelling refers to the interaction among different forms of media leading to convergence (telling a single story across multiple platforms and forms, namely, using digital technologies). This article discusses whether this multidimensionality of platforms enables a greater appropriation of the story and improves consumers' experience with the cultural object and whether the transmedia experience can lead to a positive attitude toward transmedia platforms and the cultural object.L'objectif de cette recherche est de mieux comprendre l'i...