This book investigates the function and structural impact of harmonic rhythm as a primary element in the composition and perception of Western music. Joseph P. Swain, a scholar in music theory, utilizes a focused set of musical examples to establish a methodology for analyzing how harmonic changes dictate rhythmic perception. He argues that harmonic rhythm is a critical, yet often overlooked, dimension that defines the stylistic evolution of music from the Renaissance through the early twentieth century.

Experts recognize this work as a specialized contribution to music theory that clarifies a complex, often neglected analytical concept. Readers frequently note the clarity of the prose, which makes sophisticated theoretical discussions accessible to students and practitioners alike.