'Few composers today write for string quartet so naturally as Robert Simpson … directly breathing the air of late Beethoven' (The Guardian)

'Music of conviction and integrity' (Musical America)

'Superbly focused readings, recorded with the utmost presence' (The Independent)

'Played grippingly by the Coull Quartet' (The New York Times)

It is this writer's unshakeable conviction that Simpson is probably today's greatest living exponent of absolute music anywhere in the world … If you haven't yet come to terms with Simpson, there's an enormous gap in your apprehension of 20th-century music' (Fanfare, USA)