1. Innovation Studies, Copernicus Institute of Sustainable Development, Utrecht University, Princetonlaan 8A, 3584CS Utrecht, The Netherlands
2. Center for Innovation Systems & Policy, AIT Austrian Institute of Technology, Vienna, Austria
3. Laboratoire Interdisciplinaire Sciences, Innovations, Sociétés (LISIS), Université Gustave Eiffel, Marne-la-Vallée, France