The ability to influence individual behavior among members of a group based on group norms, a group sense of what is the right thing or right way to do things, and the need to be valued and accepted by the group. Peer influence can be very effective way for leaders to influence the behavior others. Most people in organizations and across an organization find themselves put in groups to solve problems, serve customers, develop innovations and perform a host of other task. Leaders can use the assignment of team members and the charge to the team as a way to enable peer-based influence to work on key managers and the outcomes they produce.