Delusions

Concept of Delusion; Definitions; Irrationality; Occurrence of delusions in schizophrenia and other disorders; Types of delusion; On distinguishing delusions from obsessions and hallucinations; Accessing (or assessing) delusions; Delusions as beliefs; Delusions and behaviour; Reasoning, Rationality and Delusions; Theories of reasoning and rationality; Experimental studies of reasoning in normals; Studies of Reasoning in People with Psychosis; Reasoning in people with delusions; Reasoning in schizophrenic subjects; The Assessment of Delusion; Instruments for assessing delusions; Personal questionnaire; Techniques for assessing delusions; Methods; Results; Discussion; Measures to assess responsivity of delusions to evidence; Characteristics of Delusional Experience; Method; Results; Discussion; Theories of the Formation and Maintenance of Delusions; Early theories of delusion formation; Current theories; A Bayesian model of the formation and maintenance of delusions; Other considerations; Reasoning in People with Delusions; A pilot study; Reasoning in deluded patients; Reasoning about Delusions; The reasoning about delusions; Structured interview study: method; Results; Discussion; Towards a Model of Delusion Formation; Concepts and definitions of delusions; Towards a model of delusion formation; A case example; Delusions and schizophrenia research.