Jacques Aumont, 2019 Balzan Prize for Film Studies, delivered the 2021 Annual Balzan Lecture entitled Le détail révélateur at the PalaCinema in Locarno on Wednesday 29 September.The lecture was organized by the International Balzan Foundation "Prize" and by USI (Università della Svizzera italiana), in collaboration with the Swiss Academies of Arts and Sciences and the Locarno Film Festival, and with the support of CISA (International Academy of Audiovisual Sciences) of Locarno.