Integrating the world of presence theory: Illusion, pretence, attending, and pretending John A. Waterworth Ingvar Tjøstheim Publication details Journal: 18th conference of the International Society for Presence Research (ISPR), 2021 Ingvar Tjøstheim Senior Research Scientist II You are here: Home Publications Article journal Integrating the world of presence theory: Illusion, pretence, attending, and pretending