“…Some depart from the perspective of governmental actors, such as network governance (Hajer and Zonneveld, 2000;Salet and Woltjer, 2009), co-governance (Kooiman, 2003), soft spaces (Allmendinger and Haughton, 2009), public-private partnerships (Edelenbos and Teisman, 2008;Priemus, 2002), and deliberative governance (Healey, 2012). Other concepts depart from the perspective of societal stakeholders, such as citizen participation (Raco and Flint, 2001;Roberts, 2004;Sorensen and Sagaris, 2010), citizen involvement (Taylor, 2000), coproduction (Albrechts, 2013;Ostrom, 1996;Watson, 2014) and self-organisation (Van Dam et al, 2014). In this article, we conceive of collaborative planning as one coin with a governmental and a non-governmental (i.e.…”