The Afro hairstyle was once worn by the youth to signify revolt and rebellion, but now it is a natural way to express yourself that has been adopted by many people including celebrities. The likes of Oprah Winfrey, Prince, and many designers are starting to sport the gravity defying hairstyle. It came a long way; from being seen as a disgrace to families and communities, to being socially accepted and a way many, many people choose to express themselves.
http://www.nytimes.com/2013/10/03/fashion/the-afro-as-a-natural-expression-of-self.html