Integrating the world of presence theory: Illusion, pretence, attending, and pretending John A. Waterworth Ingvar Tjøstheim Publication details Event: (Philadelphia) Year: 2020 Organiser: International Society for Presence Research Link: DATA: ISBN: 978-0-9792217-7-4 Ingvar Tjøstheim Senior Research Scientist II You are here: Home Publications Scientific lecture Integrating the world of presence theory: Illusion, pretence, attending, and pretending