That depends on the president and his situation. He may depend on the Secretary Defense or he may have a favorite general that he trusts. As a rule, the Secretary of Defense gives advice on forming and equipping the military whereas the chiefs of staff are planners of strategy and military operations.
It is Sylvester Monye
are the example are class adviser,school principal,school hard
chief adviser
Yes
a Dr. and adviser to president of Sierra Leon
secretary of labor
Rodney Bearden from Dalton Georgia served as a Economic adviser to George w. Bush in 2001
Serves as the President's principal adviser on U.S. foreign policy;Conducts negotiations relating to U.S. foreign affairs;Grants and issues passports to American citizens and exequaturs to foreign consuls in the United States;Advises the President on the appointment of U.S. ambassadors, ministers, consuls, and other diplomatic representatives;
How many did president Henr Konan had
The Principal/President
NSC adviser
Henry Kissinger