"Christian Phrenology: A Guide to Self-Knowledge" is a book in which the author, Joseph Bunney, examines the relationship between the physiology of the brain and the spiritual qualities of a person. It examines the influence of different parts of the brain on the personality, temperament, abilities and tendencies of the individual. The book offers the reader means for self-improvement, development and self-awareness through the study and analysis of one's own physiognomy and psychology. Christian Phrenology: A Guide to Self-Discovery is a valuable resource for those seeking to better understand themselves and improve their lives.