This document provides an overview of sociology as an academic discipline. It discusses the importance of sociology in making us more understanding and tolerant, and in applying scientific methods to social problems. The document also outlines several key areas of sociology including social organization, social psychology, social change, and population studies. Finally, it discusses several pioneers and forerunners of sociology from the 18th-19th centuries, including Henri Saint-Simon, Auguste Comte, Herbert Spencer, Karl Marx, Emile Durkheim, and Max Weber.