Andy Guthrie is an acoustician, composer, and French horn player living in San Francisco, CA. They studied music composition and english at the University of Iowa and architectural acoustics at Rensselaer Polytechnic Institute, where they completed their Ph.D in 2014. Their music combines their knowledge of acoustics and contemporary composition/improvisation. Their electronic music has focused on exploiting the natural acoustic phenomena of unique architectural spaces through minimal processing of field recordings. Their composition has focused on the orchestration of non-musical sounds, speech in particular. Their French horn playing has focused on electronic processing and extended techniques used in improvisatory settings, as a soloist and with Fraufraulein and Delicate Sen, among others. Their acoustics research has focused on the use of ambisonics for stage acoustics. The purpose of this site is to share current and past work in these fields.