What does the President of the United States do anyway? Throughout the day, the President wears many hats and is responsible for many different roles within the Executive Branch. This engaging mini-lesson is an excellent way for students to comprehend all roles played by the President. "Roles of the President" is an engaging resource for any unit that studies the President or the Executive Branch. The 7 roles studied include: Chief Executive, Chief Diplomat, Commander in Chief, Party Chief, Ec