What do “Wichita Lineman,” “Close To You,” “Julia,” and “Alone Again Naturally” have in common? Jazz-level chord progressions hiding in plain sight. In this video, we break down how songwriters like ...

The chord progressions in Ed Sheeran’s “Thinking Out Loud” and Marvin Gaye’s “Let’s Get It On” are part of a debate about just how much of a piece of music can be protected by law.