In the aftermath of Josh 's departure to run Matt Santos 's presidential campaign , Leo is instrumental in the hiring of Republican lobbyist Cliff Calley as the new Deputy White House Chief of Staff in charge of strategic planning and legislative affairs .
In the aftermath of Josh 's departure to run Matt Santos 's presidential campaign , Leo begins taking on some of the assignments from Josh 's portfolio at C.J. 's request . 
 Seeing similarities to Josh Lyman , Leo champions lobbyist Cliff Calley to take over for Josh to be in charge of strategic planning and legislative affairs .