Neuroimaging Biomarker for Seizures

Inclusion Criteria: * Inclusion criteria for PNES, ES and TBI (w/o PNES or ES) participants * Individuals with history of documented TBI (any severity). * Males and Females ages 18-60 years . * Women of child bearing potential, if currently using appropriate contraception. Inclusion criteria of PNES and ES participants. * Diagnosed by video/EEG with lone PNES or by EEG with lone ES. * Patients must have at least 1 PNES or 1 ES during the year prior to enrollment. Exclusion Criteria: * Exclusion Criteria of PNES, ES and TBI (w/o PNES or ES) participants * Current or past year self-injurious behavior. * Current suicidal intent (BDI suicide question 9 score of \>1). * Current or past year psychosis. * Pending litigation or current application for long term disability. * Active substance or alcohol use disorder (dependence), per discretion of the investigators. * Serious illness requiring systemic treatment or hospitalization; the participant either completes therapy or is clinically stable on therapy, for at least 30 days prior to study entry. * Inability to fill out the self-report surveys. * Women who are or/are attempting to become pregnant during the study. * Ineligible or unwilling to complete MRI imaging. * Inability to document TBI. Exclusion Criteria for PNES and ES participants * Inability or unwillingness to participate in CBT and assigned homework. * Currently enrolled in cognitive therapy aimed at PNES (Current CBT or other psychoth…