This is used most often in the workplace, can apply wherever people interact—schools, churches, community meetings, sports teams, health setting,[1] governmental agencies, social events, and even political settings—anywhere in the world people interact with their environments to produce desired effects. Armstrong and Baron (1998) defined it as a "strategic and integrated approach to increase the effectiveness of companies by improving the performance of the people who work in them and by developing the capabilities of teams and individual contributors." A performance management system is often used by the managers in order to align the goals of the company to the goals of their employees, thereby ensuring productivity.