“…For sustainability transitions to succeed, the role of actors, that is, agency, is critical. The sustainability transitions literature is placing increasing interest in the study of different forms of actors (Avelino & Wittmayer, ; de Haan & Rotmans, ; Fischer & Newig, ; Wittmayer, Avelino, van Steenberg, & Loorbach, ). To this end, Fischer and Newig () identified a number of actor categories including niche, regime, landscape, governmental, market, civil society, and intermediary actors.…”