Ivan Hewett discusses the ancient and modern technique of the musical canon with composer Christopher Fox, and introduces pieces by two composers using canonic procedures today. Aldo Clementi: BLUES (Fantasie su Frammenti di Thelonius Monk) Mark Knoop (piano) Aldo Clementi: Texture Benjamin Marks (trombone) Aldo Clementi: Fantasia su frammenti di Michelangelo Galilei Anders Forisdal (guitar) at Spitalfields Festival. Hans Abrahamsen: Schnee London Sinfonietta conducted by Andre de Ridder at Queen Elizabeth Hall, London. Aldo Clementi: Lento Segue Aldo Clementi: B.A.C.H. Mark Knoop (piano) Aldo Clementi: Dodici Variazioni Segue Aldo Clementi: Dedica Anders Forisdal (guitar), Severine Ballon (cello), Richard Haynes (clarinet) of Elision at Spitalfields Festival.