How To: Substitute diminished chords for 7b9ths in jazz guitar

Ready to make your brain hurt? In this free video jazz guitar lesson from Justin Sandercoe, you'll learn about dimished/7b9 chord substitution. In short, if you have a functioning 5 chord, you can substitute a diminished chord (with one of the root notes a semitone above the root). For more information, and to get started using this substitution in your own jazz playing, watch this helpful tutorial.