Wen is a barrister, practising primarily in intellectual property (including copyright, patents and trade marks) and related areas. He also has a developing practice in defamation law. Before coming to the Bar, Wen practised as a solicitor for over 7 years in the IP groups of two leading national firms and a specialist IP firm. He has had substantial experience as a solicitor in patents and trade mark disputes, including in the Federal Court and IP Australia. Wen holds a Master of Intellectual Property Law from the University of Melbourne, where he received the Davies Collison Cave award for copyright law. He graduated with Honours in law from the University of New South Wales.