The opponent is Professor Christopher Cappa from the University of California, Davis, and the custos is Associate Professor Mikael Ehn from the University of Helsinki. The defence will take place in Athena, Hall 107, Siltavuorenpenger 3 A at the city centre campus. The number of seats is currently limited to 62 people. The opponent is participating through a remote connection. Therefore, it is possible to follow the defence also remotely. The remote connection is organized via Zoom at https://helsinki.zoom.us/j/67505723099?pwd=NDdIdG5DZllQcll2RWJDaldObnlnUT09