Stimulation-Induced Changes in Fronto-Limbic Network

This study is investigating how electrical stimulation of specific brain regions — particularly the front of the brain and the emotional center (amygdala) — affects brain network activity. It is conducted in patients who already have electrodes implanted in their brain as part of evaluation for epilepsy surgery. **You may be eligible if...** - You already have depth electrodes (sEEG) implanted in your brain for epilepsy evaluation - Your implanted electrodes are positioned in the amygdala and the medial prefrontal cortex regions of the brain - You are cognitively able to perform simple tasks and follow instructions - You can understand and sign an informed consent form **You may NOT be eligible if...** - You are unable to complete the required tasks during the study Talk to your doctor to see if this trial is right for you.