This document discusses norms, conformity, and cohesiveness in groups. It defines norms as standards of expected behavior in a group. Conformity is modifying individual behavior due to group influences. Cohesiveness refers to the unity and consistency within a group. The document states that groups benefit from shared norms as they regulate relationships. It also explains that while conformity has a negative connotation of following the majority, studies show conforming to group norms can improve group functioning and individual well-being. Finally, it describes cohesiveness as the level at which a group stays together and is motivated, noting that highly cohesive groups interact and influence members more effectively.