""Outlines of Phrenology"" is a book written by G. Spurzheim that provides an overview of the field of phrenology. Phrenology is the study of the relationship between the structure of the brain and human behavior, personality, and mental abilities. In this book, Spurzheim explains the basic principles of phrenology, including the idea that different areas of the brain are responsible for different mental faculties. He also discusses the history of...