The Real Estate Board shall be composed of nine members as follows: seven members who have been actively engaged as licensed real estate brokers or salespersons for at least seven consecutive years before their appointment and two citizen members. Of the members licensed as real estate brokers or salespersons, (i) at least one shall have proficiency and experience in the area of residential property management and (ii) each shall have acknowledged ability in the profession as evidenced by possessing at least one of the following qualifications: (a) experience in real estate credentialing or certification, (b) certification by the Board as a real estate instructor, or (c) training or experience in the adjudication of other real estate licensees. The terms of Board members shall be four years. The Board shall elect a chairman from its membership. The Board shall adopt a seal by which it shall authenticate its proceedings.