There is created as a joint committee of the General Assembly the Georgia Agricultural Exposition Authority Overview Committee to be composed of five members of the House of Representatives appointed by the Speaker of the House and five members of the Senate appointed by the President of the Senate. The members of the committee shall serve two-year terms concurrent with their terms as members of the General Assembly. The chairman of the committee shall be appointed by the Speaker of the House of Representatives from the membership of the committee, and the vice chairman of the committee shall be appointed by the President of the Senate from the membership of the committee. The chairman and vice chairman shall serve terms of two years concurrent with their terms as members of the General Assembly. Vacancies in an appointed member's position or in the offices of chairman or vice chairman of the committee shall be filled for the unexpired term in the same manner as the original appointment. The committee shall periodically inquire into and review the operations of the Georgia Agricultural Exposition Authority, as well as periodically review and evaluate the success with which the authority is accomplishing its statutory duties and functions as provided in this article.