Sheriff Brown is a Sheriff of Tayside, Central and Fife. He was admitted as a solicitor in 1979 and as a solicitor-advocate in 2003. He served as an advocate depute between 2003 and 2009. He was admitted to the Faculty of Advocates in 2010 and appointed as a sheriff in 2011.
He was one of the contributors to the Criminal Law Reissue title of the Stair Memorial Encyclopaedia and maintains a research and writing interest in relation to criminal law and international criminal and human rights law.