On 20 May, several DANS colleagues will give workshops at SURF Research Day. Nicole Emmenegger and Nils Arlinghaus will lead a session on data interoperability in the humanities and social sciences. Mike Priddy will run a hands-on workshop on supporting FAIR practices using FAIR-Aware. René van Horik will speak about the infrastructure behind persistent identifiers, and Cees Hof will contribute to a session on research reproducibility and the use of RO-Crate.