Rock music of Canada the 1920s, rock and roll did not acquire its name until the 1950s. "Rock"' or its forerunners electric blues (Chicago blues) and rhythm and blues (Jump blues) was first heard in the late 1940s by Canadians who were living close enough to the American border to tune into American radio station broadcasts. In 1951, Cleveland, Ohio, disc jockey Alan Freed began playing rhythm and blues music for a multi-racial audience, and is credited with first using the phrase "rock and roll" to describe the musical sound of the Doo-wop vocal groups and the rockabilly singers who emerged in the 1950s.
Disc jockey female DJs: Hannah Wants, Ellen Allien, Miss Kittin, Monika Kruse, Nicole Moudaber, B.Traits, Magda, Nina Kraviz, Nervo, and Annie Mac. There are various projects dedicated to the promotion and support of these practices such as Female DJs London. Some artists and collectives go beyond these practices to be more gender inclusive. For example, Discwoman, a New York-based collective and booking agency, describe themselves as "representing and showcasing cis women, trans women and genderqueer talent." Disc jockey A disc jockey, often abbreviated as DJ, is a person who plays existing recorded music for a live audience. Most common types of DJs