The chairperson of the Board shall be appointed by the Governor from among the trustees.
For the purposes of this Section, the Governor may make a nomination and the Senate may confirm the nominee in advance of the commencement of the nominee's term of office.
An elected trustee who is incumbent on the effective date of this amendatory Act of the 102nd General Assembly whose status as a participating employee or annuitant has terminated after having been elected shall continue to serve in the participating employee or annuitant position to which he or she was elected for the remainder of the term.
Each trustee shall serve without compensation but shall be reimbursed for expenses necessarily incurred in attending board meetings and carrying out his or her duties as a trustee or officer of the system.
40 ILCS 5/15-159