Portal:Jazz/Did you know/3

• ... that a double tonic is a basic chord progression or melodic motion extremely common in African, Asian, and European music consisting of a "regular back-and-forth motion" most commonly between notes a whole tone apart?
• ... that a sideman is a professional musician who is hired to perform or record with a group of which he is not formally a member?
• ... that Doc Cheatham (pictured) (1905–1997) has been described as the only jazz musician to create his best work after the age of 70?

March - June 2005