It is perhaps the most famous chord in history. Composed of the dissonant brew of F, B, D♯ and G# and dubbed the “Tristan” chord after Richard Wagner's opera “Tristan und Isolde,” this single chord helped begin the modernist breakdown of tonality. It edged 19th century music into the 20th century — a time of tension, insecurity and anxiety. It’s the chord that refuses to … [Read more...] about Dissonance Matters