Topic: serial spatial reversal learning

Flexibility to changing environments is vital for survival and daily functioning. Impaired flexibility is a feature of many pathological conditions, including obsessive-compulsive disorder and schizophrenia, which result in a dissociation between actions and goals. The prevailing theory is that goal-directed actions support flexible behaviour, and impaired flexibility results from habit formation due to extended training, also called overtraining, whereby responding becomes less dependent on outcome value (e.g., compulsive responding).This dual-system theory suggests that overtraining results