Co-Director, Grantham Research Institute, London School of Economics and Political Science

Sam was appointed Deputy Director of the Grantham Research Institute in December 2010 and became a Co-Director in March 2011. Before this, he was a Principal Research Fellow for the Institute.

Sam is also a member of the UK Committee on Climate Change, an independent body that advises the UK government on carbon targets, as well as the CCC's Adaptation Sub-Committee. He is also a director at Vivid Economics.

Sam has been involved in climate change economics and policy for over 20 years. He is a former Deputy Chief Economist at the European Bank for Reconstruction and Development (EBRD), and served on the 1995, 2001 and 2007 assessments of the Intergovernmental Panel on Climate Change (IPCC).

Sam studied economics at the University of Berne and LSE, and holds a PhD from University College London.

Research interests:
The economics of adaptation to climate change;
Climate finance and the functioning of carbon markets;
Climate change policy in the UK.


  • –present
    Co-director, Grantham Research Institute, London School of Economics