Following the publication of his book , The State of Music , he established himself in New York City as a peer of Aaron Copland .
Was also a music critic for the New York Herald - Tribune from 1940 to 1954 .
Following the publication of his book , The State of Music , he established himself in New York City as a peer of Aaron Copland , and was also a music critic for the New York Herald - Tribune from 1940 to 1954 .