Immersive virtual environments can break the deep everyday connection between where our senses tell us that we are and where we actually are located and whom we are with. ‘Presence research’ studi es the phenomenon of acting and feeling that we are in the world created by computer displays. We argue that presence is a phenomenon worthy of study by neuroscientists and may help towards the study of consci ousness, since it may be regarded as consciousness within a restricted domain.