INTRODUCTION A society is peaceful, progressing and prosperous if all its members perform their duties towards others in a respectful manner. The promotion of members of society with respect to their life longevity, education decent standard of living (per capita income) is called social development. All segments of society should be kept on the path of peace, prosperity and stability. In this unit we are going to study about social development of children and adults through the process of education and training to prepare them for their future role in the society. Social development can be ensured as per indices set by UNDP and other organizations. OBJECTIVES After studying this unit, the learners will be able to Explain the concept of social development. Compare various theories of social development . Discuss different aspects of nature of social development. Justify the role of family in the social development of adolescent’s . Elaborate the role of peers in social development of young ones . Describe the school role in social development in the light of different theories