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. and Mizer, N.J. 2026. IJRP Full Issue 18 -- Special Issue on Foundational Approaches and the Role-Play in Games Conference. International Journal of Role-Playing. 18 (Apr. 2026), 1–150. DOI:https://doi.org/10.33063/ijrp.vi18.1184.