Fueled by developments in computational neuroscience, there has been increasing interest
in the underlying neurocomputational mechanisms of psychosis. One successful approach …

Delusions are the false and often incorrigible beliefs that can cause severe suffering in
mental illness. We cannot yet explain them in terms of underlying neurobiological …

Klaus Conrad's major contribution to the phenomenology of psychosis focused on the
patient's experiences during the prodromal and early psychotic phases of schizophrenia …

Occasionally, a solution or idea arrives as a sudden understanding-an insight. Insight has
been considered an “extra” ingredient of creative thinking and problem-solving. Here we …

Following the publication of Karl Jaspers' General Psychopathology (1913), delusions have
been characterized as being nonunderstandable in terms of the person's biography …

Psychedelics are recognised for their potential to re-orient beliefs. We propose a model of
how psychedelics can, in some cases, lead to false insights and thus false beliefs. We first …

Does the formation of delusions involve abnormal reasoning? According to the prominent
'two‐factor'theory of delusions (eg Coltheart, 2007), the answer is yes. The second factor in …

Current theories in the framework of hierarchical predictive coding propose that positive
symptoms of schizophrenia, such as delusions and hallucinations, arise from an alteration in …

Mental disorder (earlier entitled “illness” or “disease”) is ascribed to deviations from normal
thoughts, reasoning, feelings, attitudes, and actions that are considered socially or …

Delusions are transdiagnostic and heterogeneous phenomena with varying degrees of
intensity, stability, and dimensional attributes where the boundaries between everyday …