R&B is an abbreviation for Rhythm & Blues. It is blues-influenced genre name was originally created for use as a musical marketing term by Billboard magazine. Billboard magazine reporter, and now influential music producer, Jerry Wexler, created the term to categorize upbeat popular black music that combined Blues and Jazz. It was also created to replace the problematic term “race music”. Once Hip-Hop arose, it became known as “a bunch of love songs”.
Rhythm: Four Beat measures or bars, backbeats with second and fourth beats accented in each measure
Blues: Lyrics and melodies of the songs were sad or “blue”.
R&B was used for convenience
Classic R&B: stacking of vocal harmonies
Closely interacts with Hip-Hop
Freedom of sexuality
Rock & Roll