He is senior legal officer with ARTICLE 19, a human rights organization that works around the world to protect and promote the right to freedom of expression. He joined ARTICLE 19 in 2001 and he has written and contributed to numerous ARTICLE 19 publications and is an experienced trainer and speaker. Peter has represented ARTICLE 19 at international forums including UNESCO, the Council of Europe, the Organisation for Cooperation and Security in Europe and the African Commission on Human and Peoples' Rights and has advised governments as well as NGOs on a wide range of freedom of expression-related topics.