He had been best known for his Essays in Musical Analysis and his editions of works by Bach and Beethoven, but since the 1990s his compositions (relatively small in number but substantial in musical content) have been recorded and performed with increasing frequency.
Dia terkenal karena karyanya yang berjudul Essays dalam Analisis Musik dan pandangan serta kritiknya pada karya-karya Bach dan Beethoven , tetapi sejak tahun 1990 komposisinya (relatif kecil jumlahnya tetapi substansial) telah tercatat dan dimainkan di banyak tempat dan dengan frekuensi yang tinggi.