Paul MAFFEI began his professional career as a lawyer in 1975, and subsequently discharged the following duties: - substitute Crown Counsel (1979-1983); - judge in Brussels Court of First Instance (1983-1991); - judge in Brussels Court of Appeal (1991-1998). In September 1998 he was appointed as judge to the Belgian Court of Cassation. He was also appointed as substitute judge to the Benelux Court of Justice in October 2011, which duties he discharged simultaneously with those of judge with the Court of Cassation. Paul MAFFEI has dealt with a wide range of subjects, including civil law, commercial and economic law, tax law and criminal law. His main current post is as judge in the Criminal Section of the Court of Cassation. He has also been President of the Dutch Chamber of the Belgian National Disciplinary Council since its inauguration in 2005. Paul MAFFEI was a substitute member of the Consultative Council of the Judiciary in Belgium from 2006 to 2010. He has organised several judicial training programmes, also taking part in them as a speaker. He has also contributed to judicial training courses in various member States as a Council of Europe expert. He has written articles for legal publications. Paul MAFFEI has been a member of the CCJE since 2007, and has since taken part in the working groups responsible for preparing CCJE Opinions. He has been a member of the CCJE Bureau since 2009, and the plenary assembly elected him as Vice-Chairperson of the CCJE on 8 November 2011.