“…This idea has been captured indirectly in the emerging literature on group dissent, norm contest (e.g., Packer, ), and group schisms (e.g., Sani & Reicher, ). Globally, this literature attributes a highly proactive role to group members in shaping and modifying their ingroup's norms, rather than viewing them as passive recipients of group norms through a top‐down process (e.g., Thomas, McGarty, & Louis, ; Thomas, McGarty & Mavor, ). Similarly, work on opinion groups' activism has documented how new (sub)groups can form around a new, emergent norm for action based on important values for the group (McGarty, Bliuc, Thomas, & Bongiorno, ), and how these norms can be both “nice” (prosocial) or “nasty” (hostile; Thomas et al, ).…”