“…In this way, this research suggests that leaders' ability to exert influence over other people derives in part from actions aimed at (a) defining the boundaries of 1 Here, it is noteworthy then that the term leader prototypicality (or prototypes) has also been used within leader categorization theory (Lord, Foti, & De Vader, 1984). Yet, as a point of difference, while leader prototypes as discussed above refer to those attributes that are characteristic of a particular group in question (e.g., a particular community, department, or organization), in terms of leader categorization theory leader prototypes (or stereotypes) refer to those attributes that are seen to be leader-like (i.e., characteristic of the group of leaders in general that are more or less variable across cultures, see also Brodbeck et al, 2000;House, Hanges, Javidan, Dorfman, & Gupta, 2004). group membership (e.g., by making people feel who falls inside and outside ingroup boundaries) as well as (b) shaping what it means to be a member of the group (e.g., developing an understanding of the norms, values, and ideals that define the ingroup; Reicher et al, 2005). These aspects then have bearing upon the scope as well as direction of influence (i.e., by determining who will be influenced and to what ends).…”