Leaders have used power to influence and shape policy. They use power in three ways. Beneficial power, constrainment power, and undermining power. Joe Biden is an example of a world leader using this authority. Biden has used beneficial power, constraining power, and undermining power to shape a new policy in the United States. When leaders, such as Biden, use power to shape policy, it is connected to the Human Environment. It connects because when world leaders use power to shape policy, the social factors determine how the population is affected