The Professional Responsibility Commission of the Oklahoma Bar Association shall consist of seven members, five of whom shall be lawyers who are Active Members in good standing of the Association, appointed by the President of the Association subject to the approval of the Board of Governors, and two of whom shall be non-lawyers who reside in different Congressional Districts, one to be appointed by the Speaker of the Oklahoma House of Representatives, and the other to be appointed by the President Pro Tempore of the Oklahoma State Senate; for the purposes hereof, a non-lawyer is defined as a person who neither holds a law degree nor is licensed to practice law in any state. The terms of all members shall be for three years, and no member shall serve for more than two full terms. Vacancies shall be filled as provided above. When a member of the Commission is disqualified in a particular proceeding, the appointing authority for such member shall appoint a member pro tempore to act in such matter.