ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti tˈuː, hiː ɹᵻlˈiːst ɐ kɹˈɪɾɪkli ɐklˈeɪmd ɪnstɹˈʌkʃənəl vˈɪdɪoʊ ɛntˈaɪɾəld kɹiːˈeɪɾɪv lˈɪsənɪŋ, stˈɪl wˈaɪdli jˈuːzd ɪnðə kɜːɹˈɪkjʊləm ʌv mjˈuːzɪk skˈuːlz ɪnðə jˌuːˈɛs ænd ɐbɹˈɔːd.
In 1992, he released a critically acclaimed instructional video entitled Creative Listening, still widely used in the curriculum of music schools in the US and abroad.