The Ganzfeld [ ‘total field’ ] experiment is a form of perceptual deprivation, giving an experience of a uniform field of light [More information here] . has become a staple activity in my workshops. Rather than sitting still and listening to sounds I have been opening this up as a mobile activity, or ‘navigation’ as I have started to call it.  It serves as an icebreaker, often requiring people to work in pairs to move through spaces, following ropes or sonic stimuli. The purpose is to heighten the participant’s awareness through altering their perceptual experience of space. Participants become aware of new structures of light or start using the body in a different way in order to move, becoming more reliant on touch and sound as a means to move. [Further reading]