Don’t Know Why

I needed a song with lots of secondary dominants in it for aural skills class, and I realized that Norah Jones’ adult-contemporary smash “Don’t Know Why” has a bunch of them. The song came out in 2002, though it could have been recorded at any time in the 50 years previous.

Relative minor, relative major

Every major key has a relative minor key. Think of it as an evil twin sibling. Relative minors are very widely used but not so widely understood. In particular, there’s a lot of confusion around the fact that major keys and their relative minors share the same key signatures and (mostly) the same pitches. But …

The saddest chord progression ever

See also the happiest chord progression ever. The short-lived Russian composer Vasily Kalinnikov is best known (to the extent he’s known at all) for this piece of music: If you listen to this piece at 6:16, there’s a particularly beautiful and tragic chord progression. It’s in the key of E-flat, but I transposed it into C …

What is the relationship between music and math?

Music is richly mathematical, and an understanding of one subject can be a great help in understanding the other. Geometry and angles My masters thesis is devoted in part to a method for teaching math concepts using a drum machine organized on a radial grid. Placing rhythms on a circle gives a good multisensory window …

Secondary dominants

When I was a kid, I’d listen to music and wonder, why is this chord progression so much more satisfying than that one? Now I know the answer: secondary dominants, chords that temporarily change the key in a logical-sounding way. If you want to take your songwriting in a more sophisticated direction, you definitely want …

The major scale and the circle of fifths

I studied music theory for a good long time before it dawned on me that you can read the major scale right off the circle of fifths. Here’s the C major scale on the circle. The white notes are the ones in the scale and the black ones are the ones outside the scale. The …