"1955Z"^^ . "Richard Cohn (born 1955) is a music theorist and Battell Professor of Music Theory at Yale. He was previously chair of the department of music at the University of Chicago.Early in his career, he specialized in the music of B\u00E9la Bart\u00F3k, but more recently has written about Neo-Riemannian theory, metric dissonance, equal divisions of the octave, and chromatic harmony."@en . "Cohn, Richard"@en . "American music theorist" .