David Humphreys Is Reader in Environmental Policy in the Geography department of the Faculty of Social Sciences. He specialises in international environmental issues, in particular forest loss. His second book, Logjam: Deforestation and the crisis of global governance, won the International Studies Association’s 2008 Harold and Margaret Sprout Award. In 2015 he was admitted as an honorary fellow to the Institute of Chartered Foresters. He is currently serving as the Social Sciences Programme Director.