1EPPI Centre, UCL Social Research Institute, University College London, London, UK
2Campbell Collaboration; Mercator Research Institute on Global Commons and Climate Change, Berlin, Berlin, Germany
3Future Evidence Foundation, Melbourne, Australia
4Wellcome Trust, London, UK
5London School of Hygiene and Tropical Medicine, London, UK
6Global Development Network, New Dehli, India
7African Synthesis Centre for Climate Change, Environment and Development, University of Cape Town, Cape Town, South Africa