Hallucination and Mental Imagery

The book "Hallucination and Mental Imagery" is about the Hallucinations occur when a person has difficulty discriminated between an internal, self-generated mental event and external, the non-self-generated source. May be the more vividness they experience mental image the more tendency to mistake an external perception. Many researcher studies whether how often hallucinations or hallucination-like experiences were perceived by one person is associated with their mental imagery.