This collection of essays is a tribute to Lord Kerr of Tonaghmore, who died aged 72 on 1 December 2020 after having retired from the UK Supreme Court just two months earlier. Brian Kerr was appointed as a judge of the High Court of Northern Ireland in 1993. He became the Lord Chief Justice of Northern Ireland in 2004 before being elevated to a peerage and appointed as the last Lord of Appeal in Ordinary in June 2009. Four months later, as Lord Kerr, he moved from the Appellate Committee of the House of Lords to the UK Supreme Court where, after exactly 11 years, he concluded his...