Subjects will undergo MRI scanning to gather data about cognetive functions.
Other: Hamilton Depression Rating Scale
Investigator will evalute the subject during a one on one interview for depression using the Hamilton Depression Rating Scale.
Other: Beck's Depressive Inventory
Subjects will complete self assessment to evaluate their level of depression.
Other: Interictal Dysphoric Disorder Inventory (IDDI)
Subject will complete self assessment to determine if there have been any changes in mood, emotions and or feelings from time to time.
Symptoms of depression is commonly seen in patients with epilepsy. There are similarities and differences between depressive symptoms in epilepsy when compared with primary depression. Through the use of fMRI (Functional MRI), we hope to determine whether there are unique markers on neuroimaging that are associated with depression in epilepsy.