Introduction to Political Science Research Methodsntroduction to Political Science Research Methods, 1st edition, is an Open Education Resource Textbook that surveys the research methods employed in political science. The textbook includes chapters that cover: history and development of the empirical study of politics; the scientific method; theories, hypotheses, variables, and units; conceptualization, operationalization and measurement of political concepts; elements of research design including the logic of sampling; qualitative and quantitative research methods and means of analysis; and research ethics. This coordinates with the workbook in the ancillaries box.