The minor key universe

In a previous post, I suggested that we think of an expanded major key universe that includes the major scale, Mixolydian mode, Lydian mode, and maybe also Mixolydian b6. In this post, I present a similar approach to minor keys, by extending the logic of Western European tonal theory to cover some additional minor scale …

What is tempo?

The basic idea of tempo is simple: how many beats there are per minute. More beats per minute means the music is faster, fewer beats per minute means the music is slower. The image below shows a tempo map of “Dear Prudence” by the Beatles that I made with Ableton Live. The song’s tempo ranges …

Polymeter vs polyrhythm

As I continue to build groove pedagogy resources, I want to clear up some persistent confusion about polymeter and polyrhythm. If you don’t feel like reading the whole post, it can be summed up in this image: The most concisely I can put this into words: In polymeter, the grid lines are aligned, but the …

Groove harmony

See also a study of groove melody Chords work differently in grooves than they do in songs and linear compositions. In his book Everyday Tonality, Philip Tagg proposes that chords in loops are mainly there to signpost locations in the meter. By his theory, the metrical location of a chord matters more than its harmonic …