Study Workshop at basis wien, 3-4 April 2023 Early in April 2023 the partners met for their first workshop in Vienna. After a long preparatory phase, all participants were eager to get together for this two-day event at basis wien. The project Art Archives Study (ARTAS) aims to examine the changes brought on by the enlargement of the EU in 2004, with a special focus on Austria, the Czech Republic and Slovenia, where the three participating archives are based and which are the subject of their respective archives of documentation. The approach taken in this project is a two-fold one combining statistical data analysis with classical research methods. Based on their collection of structured meta data, each partner prepared a list of queries to serve as a starting point for deeper analysis. These queries, which were determined together and implemented at each of the archives in the preparatory phase of the project, were selected to create a common basis and to contain compat