; (B) one shall be a practitioner with expertise or experience engaging with employers, labor unions, and consumers designing and administering retirement plans; and (C) one shall be a current or former Member of Congress. (7) Three shall be appointed by the minority leader of the Senate, of whom— (A) one shall be an expert in economics or behavioral economics, with particular experience in retirement security, aging, benefits, or pensions plan design, finance, serial employment, or the contingent workforce; (B) one shall be a practitioner with expertise or experience engaging with employers, labor unions, and consumers designing and administering retirement plans; and (C) one shall be a current or former Member of Congress. (b) Expertise In making appointments under this section, consideration should be given to individuals with expertise in economics, behavioral economics, retirement security, savings incentives, pension plan design, benefit plan design, actuarial science, the Employee Retirement Income Security Act of 1974 ( 29 U.S.C. 1001 et seq.), or consumer protection. (c) Chairperson and co-Chairperson (1) Chairperson The President shall select the chairperson of the Commission from among the Members selected for the Commission. (2) Co-chairperson The co-chairperson shall be selected as follows: (A) If, on the date of appointment, the majority leader of the Senate is of a different political party than the President, such majority leader shall select the co-chairperson from among the Members selected for the Commission. (B) If, on the date of appointment, the majority leader of the Senate is of the same political party as the President, the minority leader of the Senate shall select the co-chairperson from among the Members selected for the Commission. (d) Timing of appointments Appointments to the Commission shall be made not later than 45 days after the date of enactment of this Act. (e) Terms