Section 5. The secretary shall have the power to appoint one or more program review boards consisting of individuals who have demonstrated interest and competence in matters relevant to the area under review so that each major program area within the office shall be reviewed by such a board not less than once every four years. The written reports of such reviews shall be submitted to the secretary and shall be available to the public upon request. The members of such boards shall receive no compensation but shall be reimbursed for expenses necessary to the performance of their duties.