Nature of the Discipline.
Political science usually is viewed as one of the social sciences, which also include anthropology, economics, history, psychology, and sociology. Its relationship to these disciplines can be seen from two perspectives. Some say that political science occupies a central position because the human and social concerns of the other social sciences must take place within—and be affected by—the political beliefs, practices, and authority that exist everywhere. The opposite view is that political science is the “handmaiden” of the other social sciences because it depends on them for its concepts, methods, and understandings. Whichever side one takes, it remains true that throughout the nearly 100-year history of political science as an academic field, first one and then another of the other social sciences has been seen as the key to comprehension of political matters.
The precursors of political science were concerned with the attainment and securing of ideal ends. Questions about the best form of government are now widely considered outside the scope of the discipline, which is regarded as being concerned not with what ought to be but, rather, with what actually is. Although the question of the ideal usually is placed in the field of political philosophy, some scholars argue that because value questions are implicit in all political inquiry, they need to be squarely faced.
Today most published research and formal study in political science deal primarily with tangible topics such as political