Editor’s note: This is a guest blog written by Emily Wise, Lund University action researcher for Future by Lund, Sweden. Lund municipality’s innovation platform, Future by Lund works to catalyse development activities for sustainable cities – addressing complex challenges through collective action. Leveraging insights from OPSI’s innovation facets model (among others), the Future by Lund team is currently experimenting with new ways to steward and advance a portfolio of collaborative…