Between 2017 and 2019 a commission chaired by Lord Thomas of Cwmgiedd, formerly the Lord Chief Justice of England and Wales, carried out a review of the justice system in Wales of unparalleled breadth and depth, the report of the Commission, the research conducted in connection with its work and the representations received, form a body of information of lasting importance to the study of justice in Wales. The Commission’s website has been archived and can be accessed at: