NERC Fellow Leader, Community Integrated Assessment System (CIAS) & Leader of Ecosystem Services at the Tyndall Centre of the University of East Anglia. She has a longstanding interest in policy-relevant environmental science, particularly the application of integratedmodelling to the study of the economics and environmental benefits of climate policy. She contributed to the Stern Review on the Economics of Climate Change and the Intergovernmental Panel on Climate Change (IPCC) process, and sits on the UK Climate Impacts Program Steering Committee. She also contributed to the selection of appropriate replacements for ozone-depleting substances, the inclusion of fully fluorinated compounds in the Kyoto protocol, and influenced the scientific design of the UN Economic Commission for Europe’s Oslo and Gothenburg Protocols. She has published over 30 peer reviewed papers and chapters in edited books and produced over 25 policy relevant reports for HM Treasury, UN ECE, DEFRA, and the Environment Agency.