He is a Lead Researcher on the the Oxford Martin TNC Climate Partnership and Director of the Oxford Centre for Tropical Forests, a network of university departments, NGOs and local businesses that seeks to address the major issues facing the future of tropical forests in the 21st century.
He leads the Ecosystems Programme of the Environmental Change Institute at Oxford University, which is composed of an Ecosystems Lab focused on the natural science of tropical forests and global change, and a Forest Governance Group focussed on social science and policy issues around the protection of tropical forests.