Sensory Basis of Speech Motor Learning

These studies test the hypothesis that sensory areas of the brain participate in the consolidation of speech motor memory by using transcranial magnetic stimulation to suppress activity in somatosensory and auditory cortex following adaptation in order to block retention of learning.

Inclusion Criteria: * right handed adults * no known physical or neurological abnormalities Exclusion Criteria: * patients with: * cardiac pacemaker * surgical clips or values on the heart * implants * metal or metallic fragments in any part of the body * pregnancy * claustrophobia * a personal or family history of epilepsy * currently taking antipsychotic drugs * currently taking antidepressant drugs * currently taking antianxiety drugs * history of concussion.