The term blues is the vocal and organic musical idiom that is expressed with “blue” notes (blue notes or dropped notes) a.k.a. a blues scale. For many years Blues was played and spread only from memory, live and on a personal level. It was born in the North MississippiDelta and has since traveled the world. The blues lessons are taught by experienced teachers with a deep knowledge of the tradition and evolution of the genre based on the essential knowledge of emotional play and the creation of a new musical field of evolution and improvisation.