Post-punk music genre is a subgenre of punk rock that emerged in the late 1970s. It is characterized by a stripped-down sound, often with a dark and brooding atmosphere. The term 'post-punk' was coined by music journalist Simon Reynolds in his book Rip It Up and Start Again. The genre is associated with bands such as Joy Division, Siouxsie and the Banshees, and The Cure. The related term 'emo' (3 letters) is a style of rock music that is emotionally charged and often incorporates confessional lyrics. It originated in the mid-1980s and is associated with bands such as Rites of Spring, Sunny Day Real Estate, and Dashboard Confessional.