Social Identity, Group Behavior, and Teams

The issue of one's identity has loomed large recently and has unfortunately been used more and more as a wedge to separate subgroups. It is important to understand the ramifications of identity, both to limit the negative consequences (such as so-called identity politics) and to be able to use one's sense of identity as a positive force in the world. What are effective approaches to allow positive identities and pride about one's social identity to be reinforced for the greater good? Recent work suggests that some forms of team competition can induce greater effort, which can be applied to areas such as microlending, charitable giving, and organization of the gig economy. And yet many fascinating questions remain; for example, what is the interaction of salience, social norms, and preferences on the effects of social identity in our society?