Matthew Jonathan Greenbaum (born February 12, 1950) is an American musician, composer and author.
Greenbaum has also written on Claude Debussy, Arnold Schoenberg and Edgard Varèse in relation to Wolpe's dialectical and "cubist" approach to musical structure.
He is the curator of Amphibian, a new music and video series in the Hi Art Gallery in New York City.
[2][failed verification] Greenbaum's most significant work is Nameless, a 25-minute wordless psalm for three sopranos and two chamber ensembles.
It was composed for the Momenta Quartet and the Cygnus Ensemble, and bears a quotation from the Medieval Jewish philosopher Moses Maimonides.