The Keystone Course will educate Command Senior Enlisted Leaders (CSELs) currently serving in or slated to serve in a general or flag officer level joint headquarters or Service headquarters that could be assigned as a joint task force. CSELs will have an opportunity to visit and receive briefings at the National Defense University, the DJS J7 Joint Coalition Warfighting Joint Operation Module (JOM) in Suffolk, VA, and several Combatant Commands and Joint Task Forces.