Dr. Arnold Kreilhuber is the Head of the International Environmental Law Unit in the Division of Environmental Law and Conventions of the United Nations Environment Programme (UNEP) and an expert in international environmental law and international affairs. He has been intensively involved with UNEP’s work in environmental law since he joined the organisation in 2005 and in particular as regards the rule of law in the field of the environment, human rights, environmental governance and the implementation of, compliance with, and enforcement of multilateral environmental agreements (MEAs). Recently, Dr. Kreilhuber has also worked very actively to enhance UNEP’s work in the areas of international and national water law and environmental crime and led the planning and organisation of the UNEP World Congress on Justice Law and Governance for Environmental Sustainability. He has also served as UNEP’s legal counsel on administrative and other matters. Previously, Dr. Kreilhuber has worked for Government institutions such as the Foreign Ministry of Austria and contributed to the development of policy and laws in his native Austria and the European Union as well as lent his expertise to Non-Governmental Organisations in environmental law and policy related matters. Dr. Kreilhuber holds a Doctorate Degree in international law as well as a Masters Degree in International Relations.