In Brainwash the actor and audience watch the turning of a black and white striped drum. This drum is both an early cinematic zoetrope and a diagnostic neurological tool. Certain individuals suffer from cerebellar tumors and strokes leading to a condition called nystagmus and poor stability.

The Optokinetic Nystagmus Drum allows doctors to make objective judgments about the location of the lesion in the brain and its relation to the specific kind of disability. This device then derives ...

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