Judge Butler was called to the Bar in 1992, and was a member of
Deans Court Chambers from 2010 until his appointment to the Circuit Bench. He
was appointed as a Fee-paid Legal Member of the Mental Health Review Tribunal
in 2002 (now known as Fee-paid Judge of the First-tier Tribunal, Health,
Education and Social Care Chamber (Mental Health)) and as a Recorder in 2008.