Acknowledgements
The initiators and organizers of the Food Futures meeting (the German Research Foundation, the International Social Science Council and the International Council for Science) are acknowledged for enabling the conference and the exchange of knowledge to happen, and for the possibility of the authors to take part as Young Scientists. S Kusch acknowledges the University of Southampton (UK) for welcoming her as visiting researcher, and S Heaven and the other members of the EU project VALORGAS (FP7, ENERGY.2009.3.2.2) for the cooperative exchange of knowledge.
Financial & competing interests disclosure
The authors have no relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript. This includes employment, consultancies, honoraria, stock ownership or options, expert testimony, grants or patents received or pending, or royalties.
No writing assistance was utilized in the production of this manuscript.