Reliance on Prior Expectations in Psychosis: A Systematic Review and Meta-Analysis of Perceptual Tasks
scientific journals March 31, 2026 Chantal Miller-Silva, Benjamin Jg Illingworth, Kirsten Martey et al. preprint
Background The highly influential predictive processing theory of psychosis posits that symptoms arise from imbalances in the weighting of predictions (priors) and sensory evidence. Despite this theory’s increasing prominence, studies often present conflicting results. This is particularly problematic as findings from single tasks with modest sample sizes are frequently used to advance a theory...