This hardcover book titled “Cognitive Dissonance: Progress on a Pivotal Theory in Social Psychology” is a valuable addition to your collection. The book, authored by Eddie Herman-Jones, was published in 1999 by the American Psychological Association and weighs 32 oz. It contains 411 pages and is written in English. The book is a textbook with a focus on cognitive psychology and social psychology. It is an excellent resource for anyone interested in the subject areas of cognitive psychology and cognition, as well as social psychology. The book is categorized under “Books & Magazines,” “Textbooks, Education & Reference,” and “Textbooks.”