Heads international law firm Baker & McKenzie's global climate change and environmental markets practice. He is also Adjunct Professor of Climate Change Law at the Australian National University, Acting Chairman of Low Carbon Australia, Chair of the NSW Greenhouse Advisory Council and on the Governing Board of the Renewable Energy and Energy Efficiency Partnership (REEEP). Over the last 15 years he has been at the forefront of developing climate change law and policy and in particular has assisted in providing legal advice to develop many of the climate laws, market infrastructure and commercial arrangements that now underpin the carbon markets. This has included acting as a lead external counsel to the IBRD, World Bank, IFC, Asian Development Bank and many national governments including Australia, New Zealand and Norway. He also represents many market professionals and advises companies affected by domestic and global climate change regimes. He has written and published numerous books and articles on Antarctica, environmental matters and both domestic and international climate change law. He has honours degrees in Economics and Law and was a Commonwealth Trust Scholar receiving an LLM from Jesus College, Cambridge. In 2012 he received the Order of Australia, "For general service to environmental law, particularly in the area of climate change through contributions to the development of law, global regulation, public policy ans the promotion of public debate, and to the community."