Report on the 46th European Conference on Information Retrieval (ECIR 2024).

The 46^th European Conference on Information Retrieval (ECIR 2024) was held in Glasgow, Scotland, during 24^th-28^th March 2024. The conference brought together over four hundred researchers from the UK, Europe and abroad. ECIR 2024 was a fully in-person conference with a total of 417 attendees, the largest number of in-person attendees of any ECIR. The conference received over 700 submissions, not including submissions to the workshops (280 Full Paper and 184 Short paper submissions). ECIR 2024 introduced a number of novelties, including a new Findings track, an IR4Good track, a new innovation called the "Collab-athon" to foster collaborations within the community, and the Keith van Rijsbergen Award to recognise researchers who have made significant contributions in using theory to advance the field of information retrieval. This report details the conference programme and events. Date: 24--28 March 2024. Website: https://www.ecir2024.org. [ABSTRACT FROM AUTHOR]