Brain Criticality, Oculomotor Control, and Cognitive Effort
Trial Parameters
Brief Summary
The project examines electroencephalography, MRI, and behavioral measures indexing flexibility (critical state dynamics) in the brain when healthy young adults do demanding cognitive tasks, and in response to transcranial magnetic stimulation.
Eligibility Criteria
Inclusion Criteria: 1. Provision of signed and dated informed consent form 2. Stated willingness to comply with all study and availability for the duration of the study 3. Males and females; Ages 18-45 4. Healthy, neurologically normal with no diagnosed mental or physical illness 5. Willingness to adhere to the MRI and two session stimulation protocol 6. Fluent in English 7. Normal or corrected to normal vision 8. At least twelve years of education (high school equivalent) Exclusion Criteria: 1. Ongoing drug or alcohol abuse 2. Diagnosed psychiatric or mental illness 3. Currently taking psychoactive medication 4. Prior brain injury 5. Metal in body 6. History of seizures or diagnosis of epilepsy 7. Claustrophobia 8. Pregnant or possibly pregnant 9. Younger than 18 or older than 45 10. Use of medications which potentially lower the usage threshold