The Board shall be composed of five (5) members, one (1) of whom shall be a representative of the public. The remaining four (4) members shall be social workers, one (1) of whom shall be a member and representative of the National Association of Social Workers, Guam Chapter. The Board shall elect from its members a Chairperson and such other officers, as it deems appropriate and necessary to the conduct of its business. The Chairperson shall preside at all meetings of the Board and shall be responsible for the performance of all of the duties and functions of the Board required or permitted by this Act. Each additional officer elected by the Board shall perform those duties customarily associated with the position, and such other duties as assigned from time to time by the Board. A quorum must be present to conduct a board meeting. The vote of the majority present shall constitute an official action of the Board. The majority vote shall consist of half of the vote plus one ( 1) of those members present. Three (3) members of the Board shall constitute a quorum.