Blues music changed the world. It was hugely popular in its own right and the music that grew out of it is still played and enjoyed all over the world. Rock 'n roll, rock, rhythm and blues and soul can all trace their roots to the first commercial blues recording a hundred years ago.The blues people featured here are just a small sample of the many talented musicians who created the music.Included in the stories of the musicians are scannable codes that provide a short cut to their music.