During the special semester, intensive interactions with several visiting researchers are planned. Visits:

• Han Peters (University of Amsterdam): January-June 2026
• Beno Ucakar (University of Ljubljana): January-June 2026
• Igsyl Domínguez (Universidad Técnica Federico Santa María): 26.01.2026 – 30.01.2026
• Tom Potthink (University of Bordeaux): 02.02.2026 – 30.04.2026
• Luka Boc Thaler (University of Ljubljana): 08.02.2026 – 15.02.2026
• Anna Miriam Benini (University of Parma): 16.02.2026 – 20.02.2026
• Dave Sixsmith (Open University): 09.03.2026 – 12.03.2026
• Santiago Díaz Madrigal (Universidad de Sevilla) 12.03.2026
• Bernhard Reinke (Aix-Marseille University): 10.03.2026 – 17.03.2026
• Lasse Rempe (University of Manchester): 15.03.2026 – 22.03.2026
• Mikhail Hlushchanka (University of Amsterdam): 17.03.2026 – 24.03.2026
• Ayesha Bennett (University of Cambridge): 11.04.2026 – 19.04.2026
• Josias Reppekus (University of Amsterdam): 13.04.2026 – 19.04.2026
• Xavier Buff (Institute Mathemátique de Toulouse): 27.04.2026 – 29.04.2026
• Leon Staresinic (University of Zurich): 04.05.2026 – 08.05.2026
• Weiwei Cui (Shandong University): 11.05.2026 – 05.06.2026
• Christian Henriksen (DTU, Denmark): 18.05.2026 – 23.05.2026
• Boguslawa Karpinska (Technical University of Warsaw): 30.05.2026 – 05.06.2026
• Krzysztof Barański (University of Warsaw): 30.05.2026 – 05.06.2026