Mich. Comp. Laws § 38.3

Sec. 3. (1) The retirement board shall consist of 9 members, as follows: (a) The insurance commissioner, the attorney general, the state treasurer, the deputy legislative auditor general, and the state personnel director. (b) Two employee members of the retirement system, who shall be appointed by the governor. Not more than 1 employee member of the retirement board shall be from any 1 department, bureau, or agency of state government. The term of office of the employee members shall be 3 years. (c) The 2 retirant members shall be retirants of the retirement system, who shall be appointed by the governor. The term of office of the retirant members shall be 3 years. (2) After the effective date of this amendatory act, the seat of the first employee member to retire at the expiration of the member's present term or the member's retirement from active service, whichever shall be first, shall be filled by the appointment of a second retirant member.