The Board of Bar Examiners shall consist of five members of the State Bar appointed by the Supreme Court. The court shall designate a chairman and the clerk of the Supreme Court or an officer of the court so designated shall be the ex officio secretary of the board. No member shall be affiliated with a law school or engaged directly or indirectly in the preparation of applicants to practice law. The terms shall be for no more than three years from January first following appointment, and vacancies shall be filled for the unexpired term. The length of terms shall be varied at the time of appointment to insure that no more than two terms expire at the same time.
SDCL 16-16-3