Masek, L.; Fernández Galeote, D.; Pomposini Tabja, A.; García-Soriano, F.; Stenros, J.; Sturrock, I.; Hermann, A.; Zheng, P.; Hartyándi, M.; Dashiell, S.; Särkijärvi, J.; Bowman, S. L.; Lukka, L.; Baird, J.; Pop, Șerban M.; Gonzalez Cohens, D.; Westborg, J.; Mizer, N. J. IJRP Full Issue 18 -- Special Issue on Foundational Approaches and the Role-Play in Games Conference. IJRP 2026, 1-150.