1. Centre for Ecological and Evolutionary Synthesis (CEES), Department of Biosciences, University of Oslo, N-0316 Oslo, Norway.
2. MRC Centre for Global Infectious Disease Analysis, Department of Infectious Disease Epidemiology, School of Public Health, Faculty of Medicine, Imperial College London, London W2 1PG, UK.
3. Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ, USA.
4. Princeton School of Public and International Affairs, Princeton University, Princeton, NJ, USA.
5. Ministry of Education Key Laboratory for Earth System Modelling, Department of Earth System Science, Tsinghua University, 100084 Beijing, China.
6. Department of Biology, Center for Infectious Disease Dynamics, The Pennsylvania State University, University Park, PA, USA.