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People with delusions have been shown to have both generalized (Huq, Garety & Hemsley, 1988) and content-specific biases in reasoning (Bentall, 1994). Our concern here was whether the hastiness that has been found when people with delusions reason on relatively abstract tasks would be present on a more realistic task. A second concern was whether reasoning(More)
People who experience delusions have been found to request less information prior to making a decision than control participants on tasks that are unrelated to the theme of the delusion (Huq, Garety & Hemsley, 1988). Two studies investigated whether people with delusions have an absolute deficit in reasoning or a more specific data-gathering bias. In Expt(More)
BACKGROUND Previous research has indicated that persecutory delusions and depression may share similar cognitive biases at implicit levels of processing, but differentiate at explicit levels, supporting the theory that paranoia may have a protective function against underlying negative schemata. The study aimed to investigate attentional bias and both(More)
An experiment is described which investigates perceptual processing in schizophrenia. It examines the extent to which subjects employ top-down and bottom-up processing strategies in the interpretation of tachistoscopically presented images. The findings support the hypothesis that schizophrenic subjects do not benefit as controls do from the use of(More)
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