In 'The History of Prostitution: Its Extent, Causes, and Effects throughout the World' by William W. Sanger, the reader is taken on a comprehensive journey through the historical, social, and cultural aspects of prostitution across different civilizations. Sanger's writing style is analytical and objective, providing an in-depth look at the reasons behind the existence of prostitution and its impact on societies. The book is a valuable resource for scholars and researchers interested in the study of social issues and the evolution of moral norms regarding sex work. Sanger's meticulous research and clear presentation make this book a seminal work in the field of social history and anthropology. The author's insights shed light on the complex nature of prostitution and invite readers to critically examine preconceived notions about this controversial topic.