Volitional suppression of responses to distracting external stimuli enables us to achieve our goals. This volitional inhibition of a specific behavior is supposed to be mainly mediated by the cerebral cortex. However. recent evidence supports the involvement of the cerebellum in this process. https://www.roneverhart.com/Hosa-SH-8X4-25-Stage-Box-Non-locking-8x4-25-p37478/