At its heart, jazz harmony evolved from the Western tonal system but added "extensions" to every chord.
: Adding the 9th, 11th, and 13th from the parent scale provides a lush, orchestral sound. An Approach to Jazz Harmony
: Dominant chords are often "seasoned" with b9, #9, #11, or b13. These create maximum dissonance that makes the eventual resolution feel more satisfying. At its heart, jazz harmony evolved from the
Jazz harmony is a vast landscape that bridges the gap between traditional functional theory and modern modal exploration. To master it, one must move beyond seeing chords as static blocks and begin viewing them as fluid, interchangeable colors. 1. The Core: Functional Foundations These create maximum dissonance that makes the eventual
: Replacing a dominant 7th chord with another 7th chord a tritone away (e.g., Db7 instead of G7). It works because they share the same guide tones. 3. The Modal Pivot
Professional jazz harmony is rarely played exactly as written on a lead sheet.