By Celia Green. Lucid dreams - dreams in which the subject knows that he is dreaming - raise important questions for philsophers and psychologists. If someone can reflect rationally while he is asleep, are we to say he is 'conscious' or 'unconscious'?
If someone can perceive his surroundings in an apparently normal way, but from a position which is different from that of his physical body, this is a matter which our theories of sensory perception cannot afford to ignore. How is it that someone can continue functioning in an apparently normal way while his 'consciousness' is concerned only in watching...
A habit has arisen among psychical researchers of ignoring the evidence for physical phenomena, since evidence for ESP is seemingly much more widespread, and the psychological resistance to the idea less deep-rooted. This book contains a salutary reminder of just how impressive some of the evidence for physical phenomena has been.
The authors advance the idea that when someone sees an apparition, not only is the figure of the apparition hallucinatory but the rest of the percipient's environment as well. This novel and at first surprising conception enables them to relate experiences of seeing apparitions to other unusual states of consciousness, notably lucid dreams and...
This paper discusses what the author considers to be empirical evidence supporting the representative theory of perception as against the theory of direct realism. The majority of the material is taken from research into hallucinatory experiences in apparently normal subjects.