1. Division of Law and Philosophy, University of Stirling, Stirling, Scotland, UK
2. Behavioural Science Group, School of Management, University of Stirling, Stirling, Scotland, UK
3. Centre for Research into Ecological and Environmental Modelling, University of St Andrews, St Andrews, Scotland, UK
4. Centre for Statistics in Ecology, the Environment, and Conservation, University of Cape Town, Cape Town, South Africa