Phrenology Vindicated And Antiphrenology Unmasked is a book written by Charles Caldwell in 1838. The book is a defense of phrenology, a pseudoscientific theory that claims that the shape and size of a person's skull can reveal their personality traits and mental abilities. Caldwell argues that phrenology is a legitimate science and refutes the criticisms of its opponents, whom he calls ""antiphrenologists."" The book is divided into two parts. The...