The document introduces political science as the study of government and political processes. It discusses how political science falls under the social sciences, along with other disciplines like psychology, sociology, communications, economics, and history. It explains that political science is important because politics involves the study of power and how it is used. The document also discusses how political science is connected to other disciplines like economics, sociology, and history by exploring topics like the relationship between economic and political systems, the social bases of politics, and analyzing historical political patterns and events.