This document provides an overview of social stratification. It begins with definitions of social stratification and discusses its origins and causes. The key forms of stratification discussed are the slavery system, estate system, caste system, and class system. The impacts of stratification on areas like health, education, and life chances are examined. The document also explores theoretical perspectives on stratification from structural functionalism and social conflict theory. It addresses how stratification is maintained through prejudice and discrimination and concludes with a discussion of social mobility.