This document defines power and discusses its nature, types, and consequences. It explains that power can be expressed upward from subordinates to leaders or downward from leaders to subordinates. Power may be used through influence, authority legitimacy, and sovereignty. There are three dimensions of power: one-dimensional focuses on decision making; two-dimensional involves setting the agenda; three-dimensional manipulates others' views. Types of power include reward, coercive, legitimate, informational, expert, and referent power. The document provides analysis questions on using power and avoiding corruption of power.