Woolsack in 1346. From the Middle Ages until 2006, the presiding officer in the House of Lords was the Lord Chancellor and the Woolsack was usually mentioned in association with the office of Lord Chancellor. In July 2006, the function of Lord Speaker was split from that of Lord Chancellor pursuant to the Constitutional Reform Act 2005. The Woolsack is a large, wool-stuffed cushion or seat covered with red cloth; it has neither a back nor arms, though in the centre of the Woolsack there is a back-rest. The Lords' Mace is placed on the rear part of the Woolsack. In
Judicial functions of the House of Lords officially in session, trials were heard by the "Court of the Lord High Steward". Disputes over peerage claims are considered before the House of Lords Committee for Privileges. That Committee includes the Chairman of Committees and fourteen other Lords. It remains to be seen what practice the House and the Committee will adopt since the abolition of Law Lords in October 2009. Before then, the permanent members of the Committee were joined by four Law Lords named by the Senior Lord of Appeal in Ordinary. The Law Lords on the Committee are not permanent members; different Law Lords could sit