Dr Carmen McLeod is a postdoctoral researcher at University of Oxford in the School of Geography and the Environment. She has published on synthetic biology and science governance policy, transparency discourses relating to laboratory animal research, and ethical and environmental debates associated with multi-species relations. She tweets @Carmen_M_McLeod

Brigitte Nerlich is Emeritus Professor of Science, Language and Society at the Institute for Science and Society, School of Sociology and Social Policy at the University of Nottingham. She has published widely on the use and misuse of metaphors in representations of genetic, genomics, epigenetics and synthetic biology. She tweets @BNerlich and blogs at http://blogs.nottingham.ac.uk/makingsciencepublic/