Theexperiment also showsthat a new sensory input can be interpreted by a region of the brain that normally does something else (without having to "hijack" the function of that brain region).
Students, parents and activists opposed to state control in Newark often say the state's nearly 20-year reign of control showsthattheexperiment has been a failure.
In one experimentthat Deisseroth shows to lab visitors, a pulse of light to the right side of a mouse's motor cortex makes the animal run in circles to the left.