The board shall meet at least quarterly throughout the year. Special meetings may be called by the chairperson or upon written request of any three members of the board. The chairperson shall preside at all meetings or in the chairperson’s absence, the vice chairperson shall preside. The members of the board shall be paid their actual expenses while attending the meetings. Each member of the board may also be able to receive compensation as provided in section 7E.6.