On Sunday 29 January 2023, the EKWC opens its doors to the public. A Test Case is an open day where the artists-in-residence open their studios and show the secrets of the ceramic creation process. The residents are present. Participants who have recently completed their residency show their work in a group exhibition. Entrance is free.

Participants Test Case XVII:

Mariëlle van den Bergh (NL), Erik Benjamins (US), Jan Bokma (NL), Inez de Brauw (NL), Koos Buster (NL), Chiao Chih (Julia) Lu (TW), Yannick Ganseman (NL), Alice Heron (FR), YiLing Hung (TW), Ottokaji Iroke (KR), Manita Kieft (NL), Mirthe Klück (NL), Mariska Koolen (NL), Maartje Korstanje (NL), Bas Kosters (NL), Maaike Kramer (NL),  Erno Langenberg (NL), Bram van Leeuwenstein (NL), Laurent Malherbe (NL), Carina Paoletti (BR), Luiz Rogue (BR), Joran van Soest (NL), Kirsten Spuijbroek (NL), Suzie van Staaveren (NL), Sajoscha Talirz (NL), Cruz Ugarte (ES), Wessel Verrijt (NL), Gabrielle Wambaugh (FR), Riet Wijnen (NL), Nataliya Zuban (UA)