This document discusses power and politics in organizations. It defines power as the ability to carry out one's will despite resistance through various types of power like coercive, reward, legitimate, referent, and expert power. It also discusses the importance of power for coordinated activities and as the basis for authority. The document then covers group dynamics, defining it as the interaction of forces between group members. It identifies different types of groups and characteristics of formal and informal organizations. Finally, it defines politics as a universal phenomenon in organized societies and lists reasons for organizational politics like competition for power and ambiguity in organizations.