1. The Nature of VR
    Systems and Immersion
    Presence and Immersion
    Genre and Purpose
    Realism and Abstraction
    Neurological Evidence
    Atoms and Bits
    Notes on VR Development
    What Wrong With VR?
2. Content For VR
3. Perceptual Opportunities
4. Validating POs
5. A Design Methodology for VEs
6. Conclusions
Glossary
References