HarmonyIntermediate3 min read

The Dorian vamp: harmony and arranging in the Dorian mode

The Dorian mode

D Dorian: D E F G A B C (formula 1 2 b3 4 5 6 b7). It is a minor scale with a major sixth (B): the characteristic note, which makes the minor “bright,” less tragic than Aeolian.

The characteristic chords

ChordNotesDegreeRole
Dm7D F A Ci7tonic
Em7E G B Dii7contains the 6th (B)
Fmaj7F A C EbIIImaj7relative
G7G B D FIV7characteristic chord: major with the Dorian 6th as its third
Am7A C E Gv7minor dominant, weak
Bø7B D F Aviø7contains the 6th, rarely used
Cmaj7C E G BbVIImaj7“rock” color

The most typical movement is i7 – IV7 (Dm7 – G7): here G7 does not go to C, but returns to Dm. This is the “Dorian vamp.”

Typical vamps (in D Dorian)

VampChordsExample of color
i – IVDm7 – G7 (or Dm – G)Latin, funk, soul
i – iiDm7 – Em7jazz, soul, fusion
i – bVII – IVDm – C – Grock, folk
static iDm7 for 8–16 barsmodal jazz (So What)
i – bIII – IVDm – F – Gpop, rock

Real examples

  • Miles Davis, So What (1959): D Dorian for 16 bars, Eb Dorian in the bridge.
  • Tito Puente, Oye Como Va (1962–63; Santana’s version, 1970): Am7 – D7 vamp (A Dorian, i7 – IV7).
  • Santana, Evil Ways (1969): Gm – C (G Dorian).
  • Van Morrison, Moondance (1970): Am7 – Bm7 (A Dorian, i – ii).
  • Michael Jackson, Billie Jean (1982): F#m – G#m/F#: the G#m contains D#, the Dorian sixth of F#.
  • Daft Punk, Get Lucky (2013): Bm7 – D – F#m7 – E (B Dorian: the E major is the Dorian IV).
  • Scarborough Fair (traditional): E Dorian in the melody.

How to write in Dorian without “falling” into Aeolian or the relative major

  • Make the 6th heard: in the melody, in the IV7 or in the ii7. Without B the mode gets confused with Aeolian.
  • Avoid the major dominant (A7 → Dm): it introduces C# and turns the piece into harmonic minor.
  • Keep the bass on the tonic for long stretches, or write bass riffs that often return to the tonic.
  • Do not resolve G7 to C: if you do, the ear hears C major as the tonic.

Arranging the vamp

  • Bass: tonic and fifth, with passing notes on the 6th and the b7 (D – A – B – C).
  • Guitars/keys: syncopated sixteenth-note chords (funk) or sustained pads (modal jazz).
  • Melody: minor pentatonic + 6th and 9th (D E F G A B C), phrases that rest on B and on E.
  • Dynamics: in a long vamp the interest comes from arrangement, entrances and exits, not from the harmony.

Producer exercise

  1. Vamp Dm7 – G7 (2 bars each) at 100 BPM, funk groove (54% swing on sixteenth notes).
  2. Slap bass (or synth bass) with the riff D – D – A – B – C – A.
  3. Write an 8-bar melody that uses B at least 3 times in strong positions.
  4. Then transpose the vamp a half step up for 8 bars (Ebm7 – Ab7) and come back: “side-slipping” à la So What.

The modes of the major scale, modal harmony and modal loops, advanced quartal harmony, funk and R&B harmony, chord-scale theory.

Sources

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