FBI's National Security Branch

The NSB is headed by an Executive Assistant Director (EAD) and an Associate Executive Assistant Director (A/EAD). The NSB is made up of four divisions: the Counterterrorism Division, the Counterintelligence Division, the Directorate of Intelligence, and the Weapons of Mass Destruction Directorate. The NSB Executive Staff and the National Intelligence Program Decision Unit also report to the EAD and A/EAD.