Ada is a Slovak born Netherlands-based data journalist. She specializes in the collection and making sense of (very large) excel tables. In the past, she has worked mainly for Dutch newsrooms: Investico (investigative journalism), One World (human rights and environment) and Pointer (data newsroom in public broadcast). Since 2020 she has been involved as data specialist in various cross border projects at the OCCRP, Arena for Journalism in Europe and Lost in Europe. She is also a trainer, data skills teacher and the project leader of Elvis – map me tender, an online tool for making European public tenders visual.