Joseph Pehrson
Joseph Pehrson (August 14, 1950 – April 4, 2020) was an American composer and pianist. He has written works for a wide variety of media including orchestra and chamber works. They have been performed at numerous venues including Merkin Hall, Weill Recital Hall, Symphony Space in New York and throughout the U.S. and Eastern Europe. Since 1983 Mr. Pehrson had been co-director of the Composers Concordance in New York. He studied at the Eastman Scholl of Music and the University of Michigan (DMA 1981). Pehrson's teachers included composers Leslie Bassett, Joseph Schwantner, and, informally, Otto Luening and Elie Siegmeister in New York.
His microtonal works use a variety of alternate tunings, such as just intonation scales, 19edo, 1/8 tones (48edo), etc.