The document discusses the history and genres of R&B music. It provides examples of popular R&B artists from the 1980s to present, including Jason Derulo, Chris Brown, Akon, Drake, and Adele. R&B stands for "Rhythm and Blues" but is now called "Contemporary R&B", which combines hip-hop, soul, R&B, and funk. In the 1980s, mainstream R&B was pop-oriented while the 1990s brought R&B into the mainstream through artists like R. Kelly and Michael Jackson. By the 2000s, R&B crossed over more with hip-hop and focused on solo artists, with top acts including Beyoncé