The document provides an overview of sociology as a scientific study of human behavior and social forces influencing it, contrasting it with common sense through systematic observation and theoretical understanding. It traces the discipline's development from the 19th century, highlighting key figures like Auguste Comte, Karl Marx, Emile Durkheim, and Max Weber, each contributing foundational theories. Additionally, it introduces major theoretical perspectives such as functionalism, conflict theory, and the interactionist perspective, which shape the analysis of societal structures and relationships.