The paper ‘Mediation as Calibration: A Framework for Evaluating the Author/Reader Relation’ tackles one the key findings of the modelling of the reading experience: the centrality of media in the author-reader interactions. The paper is the result of an intense collaboration between Alessio Antonini (READ-IT) and Sam Brooker (University of Richmond), and focuses on defining a framework of content technologies that are able to express the different configurations of media. The paper was presented on the 13 July 2020, at the 31st edition of the ACM HyperText conference.