The video concludes a series on the social structure of society, focusing on social stratification, which is the hierarchical division of society into layers based on inequality. It distinguishes between social stratification and social differentiation, explaining that stratification is linked to inequality and vertical hierarchy, while differentiation involves various social groups without necessarily implying inequality.

The chapter concludes a series on the social structure of society by focusing on social strata, emphasizing the concept of social stratification as a vertical division of society into layers, highlighting inherent inequalities. It contrasts this with social differentiation, which involves dividing society into various groups without necessarily implying a hierarchy, and stresses the importance of understanding these concepts for further analysis.

The chapter discusses the criteria of social differentiation, including gender, age, nationality, religion, occupation, and more, which collectively form the basis of social stratification. It explains how income, wealth, power, education, and prestige are used to stratify society, highlighting the hierarchical nature of social layers and their access to social benefits.