This document discusses the dominant approaches and ideas in social sciences. It focuses on positivism and structural-functionalism. Positivism asserts that all claims can be scientifically verified through rational empirical evidence. Structural-functionalism views society as a complex system whose parts work together to promote solidarity and stability. It claims that all parts of society contribute to its functional operation. The document outlines key thinkers in these approaches like Auguste Comte, Emile Durkheim, and their concepts of social structure, functions, and dysfunctions. It also notes strengths like emphasizing social order, but criticisms around ignoring social change, inequality, and conflict.