He was the first President of the International Criminal Tribunal for the former Yugoslavia and the first President of the Special Tribunal for Lebanon which he presided over until his resignation on health grounds on 1 October 2011.
Ia adalah Presiden Pengadilan Kriminal Internasional untuk Yugoslavia yang pertama dan presiden Pengadilan Khusus untuk Lebanon hingga ia mundur karena alasan kesehatan pada 1 Oktober 2011.