Post-Normal Science (PNS) emphasises the need for scientists and policy-makers to iteratively co-analyse and learn together, as part of an extended peer community. However, the roles and implications for scientific experts when interacting with policy-makers are not well understood. Informed by...

Biofuels represent a complex issue in the sustainability discourse as they require the simultaneous consideration of different dimensions and scales of analysis. This situation explains the co-existence of contrasting ‘scientific evidence’ about their performance. This paper presents a novel...