Causes of group cohesion[edit]
The bonds that link group members to one another and to their group as a whole are not believed to develop spontaneously. Over the years, social scientists have explained the phenomenon of group cohesiveness in different ways. Some have suggested that cohesiveness among group members develops from a heightened sense of belonging, teamwork, interpersonal and group-level attraction.
Attraction, task commitment and group pride are also said to cause group cohesion. Each cause is expanded upon below.
Attraction[edit]
Festinger and colleagues (1950) proposed the theory of group cohesiveness that suggests that cohesiveness can be considered as attractiveness to individuals within the group and attractiveness to the group as a whole.[7] Lott and Lott argue that interpersonal attraction within the group is sufficient to account for group cohesion.[8] In other words, group cohesion exists when its members have mutual positive feelings towards one another.
Other theorists believe that attraction to the group as a whole causes group cohesion.[9][10] This concept of being attracted to the group itself is reminiscent of the social identity theory. According to Hogg (1992), group cohesiveness is based on social attraction, which refers to "attraction among members of a salient social group"(p. 100).[9] Hogg uses self-categorization theory to explain how group cohesiveness develops from social attraction. The theory states that when looking at others' similarities and differences, individuals mentally categorize themselves and others as part of a group, in-group members, or as not part of a group, out-group members. From this type of categorizing, the stereotypes of