Social science is a vast field of study. It is primarily concerned with the in-depth study of the society. It branches out into multiple sub-disciplines such as political science, anthropology, demography, sociology and many others. This books aims to elucidate the fundamental as well as modern theories and principles of social science. Some of the diverse topics covered in this book address the varied branches that fall under this discipline. It is appropriate for students seeking detailed information in this area as well as for experts.