The Right Hon Lord Bonomy has been engaged in the practice of law since 1968, first as a lawyer in private practice, then as Scotland’s senior prosecuting counsel, and thereafter as a judge. As a judge in Scotland and the International Criminal Tribunal for the former Yugoslavia (ICTY) in The Hague, he presided over trials in many serious, and some prominent, criminal cases. In Scotland, he also sat in civil cases. Latterly as a member of the Court of Appeal, he sat in civil and criminal appeals. In retirement, he continues to sit occasionally. In Scotland and at the ICTY he chaired Working Groups that produced recommendations for improvements in the practice and procedure for serious and international criminal proceedings, which were largely implemented.