Jazz Improvisation
Jazz improvisation means creating phrases as you play, drawing on the tune, its harmony and what the other musicians are doing. Playing the changes is one part of that skill: choosing notes and rhythms that make the chord movement audible. You can begin with a single target note for each chord.
- Know the tune's form
- connect chord tones
- listen between phrases
At which level
- Intermediate
- Know basic seventh chords
What does playing the changes mean?
Over Dm7, F is the third. When the chord changes to G7, the same F becomes its seventh. Moving to E when Cmaj7 arrives follows the harmony with very little melodic movement.
That is a simple example of playing the changes. A more detailed line can approach those targets from nearby notes, cross the bar line or delay an arrival. Chord tones and targeting explains those approaches step by step.
Jazz also includes music built on long vamps, modal settings and freer forms. Outlining every chord is useful for many standards, but it is not the only way a jazz solo can work.
Build a first line over Dm7-G7-Cmaj7
Use one bar per chord in 4/4 at a comfortable tempo on your instrument or with an accompaniment. The short player demonstrates the chord order; count a full four beats per bar for this exercise.
| Chord | A simple phrase | Why these notes? |
|---|---|---|
| Dm7 | F on beat 1, A on beat 2, C on beat 3 | Third, fifth and seventh of Dm7 |
| G7 | B on beat 1, D on beat 2, F on beat 3 | Third, fifth and seventh of G7 |
| Cmaj7 | E on beat 1, then hold | The seventh of G7 moves down to the third of Cmaj7 |
Leave beat 4 empty in the first two bars. Play the line until you can hear the F-to-E ending, then change the rhythm while keeping that arrival.
How do I learn a complete tune?
- Learn its shape by listeningCount the bars and mark where a section returns or changes. For a 32-bar AABA tune, locate the four eight-bar sections before attempting a full solo.
- Learn the melody and rootsSing or play the melody, then follow the chord roots separately. Notice where the melody pauses and where the bass leads into a new section.
- Choose a short passagePractice one ii-V-I or another recurring change. Add its neighboring bars so you learn how to enter and leave it.
- Play through the formKeep going for one complete chorus, even if you simplify the line. Review the difficult transition afterward instead of repeatedly restarting the opening.
How do I use a phrase I learned from a recording?
Choose one short phrase you can hear clearly. Sing it, find it on your instrument and play along with the recording. Pay attention to where notes begin and end; copying only the pitches leaves out much of its character.
Then change one feature. Keep its rhythm with different chord tones, remove the opening notes or give it a new ending. Try the variation over the same harmonic setting before moving it to another key.
Writing the phrase down can help you analyze it. Being able to sing and play it from memory is a separate skill, so practice that even if you use notation.
What makes the rhythm sound like the music?
- Placement
Compare where a phrase begins against the pulse. Does the player enter on a beat, just before it or between beats? Copy a short passage slowly enough to hear the relationship.
- Articulation
Notice connected notes, clipped endings and accents. Two versions with the same pitches can feel different when those details change.
- Space
Leave a gap after your phrase and listen to the accompaniment. A drum accent or chord response may suggest the rhythm of your next entry.
Do I have to swing every eighth note?
No. Jazz includes straight-eighth settings as well as swing. Follow the rhythmic feel of the tune and the players you are learning from.
In swing, the relationship between paired eighth notes varies with tempo, style and phrasing. A rigid long-short pattern is a starting exercise, not a complete description. Compare a short phrase directly with a recording and include its accents and note lengths.
How do I practice without getting lost in theory?
Work on one problem per take. For one chorus, keep your place in the form using simple notes. For the next, connect two target notes smoothly at a difficult chord change. Then play more freely and listen for whether that transition has become easier.
Recording your line without accompaniment can reveal whether its arrivals are clear, but it is only one check. Also listen with the backing: a solo can leave some of the harmonic information to the rest of the band.