anthropology, and sociology. political science is descriptive science. Empirical observations of what actually happens in a given social situation involving power,authority or rule are reported. political philosophy, based on values, may also be studied , usually by examining the work of outstanding philosophers of ,the past, like plato, aristotle, machiavelli, marx, mill, and others, or by evaluating particular philosophies, political scientists study patterns of human behavior and relationships having to do with power, authority and rule, which are exercised to distribute the material resources of a nation or society. politics plays a part in all social life, and from that points of view, all social sciences are a part of politics and the study of politics