By Peter Kivy
By Stephen Davies
By Peter Renshaw
By Lee Higgins (Associate Professor of Music Education, Associate Professor of Music Education, Boston University, Newton Center, MA)
By Trinity Guildhall
By Trinity College London
By ABRSM
By Arthur Jannery (Westfield State College)
By Stefan Kostka, Dorothy Payne
By Maureen Cox
By John Meffen
By Alison Latham
By George Austen Colerick
By Owen Swindale
By Lionel Dakers
By Deryck Cooke
By David Bowman, Paul Terry
By Rachel Billings