Learning Jazz Guitar: Why the Right Teacher Grows Your Repertoire, Not Your Scale Drills
The most reliable way to learn jazz guitar is to find a teacher who keeps growing your repertoire of actual tunes, not one who buries you in modes and scale drills. That is the through-line of everything taught at VoiceLid Jazz Guitar, the online jazz guitar lessons platform founded by Berklee-trained guitarist Junewon Choi. Self-study is possible today — there is more information than ever — but the catch is that abundance makes it harder, not easier, to tell real guidance from noise. A good teacher solves that, and the simplest test of a good teacher is brutally practical: are you walking away with more songs you can play, or just more theory you can recite?
Why Are Scale Drills the Wrong Center of a Lesson?
Imagine signing up for soccer and the coach only ever makes you run laps "for fitness" — week after week, never touching the ball. Or a swimming class where you never get in the water. Or a writing teacher who hands you a dictionary and tells you to memorize the alphabet backwards. That is what it feels like to learn jazz guitar through endless mode and scale memorization. To play soccer you need a feel for the ball; to swim you need to befriend the water; to write well you read great writing. To play jazz you need to live inside tunes. Junewon points specifically at the Berklee habit of over-emphasizing modes as the thing his own teacher, Richie Hart, pushed him to resist.
What Should Lessons Actually Build?
A teacher worth keeping moves you through real material in a deliberate order. Look for:
Tunes, constantly — new standards added regularly, across different feels: medium swing, Latin/bossa, ballad, blues, up-tempo.
Melody first — learning the melody and the bass before voicings, so your ear leads your hands.
A starting framework — Junewon opens every student with Wes Montgomery's "4 on 6" to set how the fretboard flows before anything else.
Honest feedback in real time — a teacher who jams with you and doesn't go easy when you start to improve.
Aim to learn at least five or six tunes across those different styles before you even think about going it alone. If you want a clear way to see where you are in your jazz journey, the VLJG Scorecard gives you an honest snapshot instead of a guess.
Is Real Self-Study Even Possible?
Yes — but the bar is higher than most people think. Playing from a lead sheet someone hands you is not self-study; that is reading. True self-study means hearing a recording you love and being able to build your own lead sheet from it by ear. Until you can do that, lessons keep you from "going up the mountain" in the wrong direction. There is also a humbler, almost economic reason lessons work: when you pay for them, you practice — because you don't want to waste the money. Motivation, not just information, is what most self-taught players are missing. For a longer meditation on cycles versus songs, read Stop Just 'Running': Why Cycles Don't Make You a Player.
What Keeps a Musician Moving Forward?
Junewon's other quiet trick is the deadline. Musicians create motivation by booking the gig or the recording session before they feel ready — the date forces the work. It is the same logic as the paid lesson: commit publicly, then rise to it. Learning under a teacher you truly believe in, the kind whose playing proves the method, is how a hobby turns into a voice of your own. For a personal reflection on what that lineage means, see Lessons from the Lineage: What Richie Hart and the Masters Teach Us. When you're ready to start that path with structure, Essential: Building Blocks at voicelidjazzguitar.com/building-blocks is the entry point.
About the Author
Junewon Choi is a Berklee-trained jazz guitarist and the founder of VoiceLid Jazz Guitar, an online education platform teaching jazz harmony and improvisation through the Functional Diagonal Approach (FDA) — a chord-first method built on voice-leading rather than scale boxes.
Wes' Insight — Wes Montgomery's fretboard logic, in lesson form
Fundamental 1: Wes Diagonal System — the FDA from the ground up