On or before June 1 of each year, the Legislative Policy Committee shall create a Spending Affordability Committee comprised of an equal number of Senators and Delegates. The Committee membership includes: the President and the Speaker; the chairs of the Senate Budget and Taxation Committee and the House Appropriations Committee; the majority and minority leaders of the Senate and the House or their designees; and other members of the Senate and the House who may be appointed by the President and the Speaker. The chair of the Committee shall be designated jointly by the President and the Speaker. The President and the Speaker may appoint an advisory committee of citizens to assist the Committee in its deliberations.