Brain Network Activation Analysis in Epilepsy

Inclusion Criteria: * Participants will be between ages 18-50 years old * Able to speak, read and understand English sufficiently to understand the nature of the study, and to allow completion of all study assessments * Willingness to participate and able to give informed consent * If corrected vision: only Glasses should be used during the study testing Exclusion Criteria: * History of significant head trauma * Evidence of other neurologic disease * Any diagnosed psychiatric or systemic condition that could lead to a change in brain activity or volume (e.g., stroke, Alzheimer's disease, alcoholism). * Currently with lice or open wounds on scalp * Significant sensory deficits * Use of a hearing aid that occupies the ear canal * Substance abuse in the last 3 months and any clinically significant substance dependency * Additional exclusion criteria for controls are a history of any neurological disease or psychological illness.