Bert Metz is a senior researcher at the Netherlands Environmental Assessment Agency and co-chairman of the Working Group on Climate Change Mitigation of the Intergovernmental Panel on Climate Change of the UN.
Mike Hulme is Executive Director of the Tyndall Centre for Climate Change Research, UK.
Michael Grubb is the Editor-in-Chief of Climate Policy and is a leading international researcher on the economic and policy dimensions of climate change and energy policy issues. He currently holds positions as Chief Economist at The Carbon Trust (UK), Senior Research Associate at the Faculty of Economics, University of Cambridge and Visiting Professor at the Centre for Environmental Policy, Imperial College London.