This text investigates the foundational principles of tonal harmony through a structured, self-paced pedagogical framework. Dr. Paul O. Harder and Greg A. Steinke utilize a programmed learning approach, which breaks complex musical concepts into small, sequential steps to ensure mastery of harmonic progression and voice leading. The book serves as a rigorous technical guide for students seeking to understand the mechanics of Western tonal music through systematic study and practical application.

The subject matter points to a dense, specialist text intended for undergraduate music theory curricula or serious independent study. The programmed format suggests a focus on repetitive reinforcement and technical precision rather than theoretical abstraction.