Stuart Dempster, MA, a self-described Sound Gatherer, is a trombonist, composer, didjeriduist, and Professor Emeritus at University of Washington. His recordings are on Columbia, Nonesuch, and New Albion, the latter including In the Great Abbey of Clement VI at Avignon, a "cult classic," Underground Overlays from the Cistern Chapel (music sources for a 1995 Merce Cunningham Dance Company commission), and award winning Deep Listening. His major grants include Fulbright Scholar (Australia) and Guggenheim Fellowships. His landmark book is The Modern Trombone: A Definition of Its Idioms in 1979. Dempster is also known for soothing aches, pains, and psychic sores with his healing, yet playful, Sound Massage Parlor. Dempster is a founding member of the legendary Deep Listening Band and has collaborated with composer Pauline Oliveros for more than 50 years.