Jamey Aebersold

Wilton Jameson "Jamey" Aebersold (born July 21, 1939) is an American publisher, educator, and jazz saxophonist. His Play-A-Long series of instructional books and CDs, using the chord-scale system, the first of which was released in 1967, are an internationally renowned resource for jazz education. His summer workshops have educated students of all ages since the 1960s.