Managers and leaders are terms that don't necessarily always go hand in hand. Although there's no doubt the two are linked and often overlap, there are some important elements of leadership that the title of the manager just doesn't cover.From innovation to effective communication, a true leader is a step above the average manager, bringing an injection of motivation and insight into their role that not everyone can harness.Teams play an important role in most organizations in today's modern economy. The use of teams has expanded dramatically in response to competitive challenges. Research indicates that teamwork can achieve outcomes that could not be achieved by the same number of individuals working in isolation. However, teams need to be cohesive and effective to be successful. Team building, team cohesiveness, and team effectiveness are discussed in detail, outlining their importance for good teamwork. The Police Services is dependent on effective teamwork as this forms an integral part of their daily work activities. Therefore, teams in Police Services need to be highly cohesive to enhance team effectiveness.The purpose of this book is to investigate the impact of team cohesiveness on team effectiveness at police services.