A director of the society shall be appointed by the board of trustees, serve at the pleasure of the board, be qualified by reason of his education, training, experience and demonstrated ability to fill such position, and exercise the following powers and duties in addition to all other powers and duties inherent in the position or delegated to him or imposed upon him by the board:
(1) To be a nonvoting member of the board of trustees and secretary thereto.
(2) To be the administrative officer of the state historical society.
(3) To prescribe such rules as may be necessary for the efficient operation of his office.
(4) To serve as state historic preservation officer if so appointed by the governor pursuant to section 67-4127A, Idaho Code.