Proud D'Addario Rock Artist Since 1986. Jason Beaudreau has been a full-time professional player and guitar educator since the late 1980's. His work as a player, composer, and sound designer has been heard internationally. As an in-demand composer and performer for dance companies on the national level, Jason credits D'Addario as being an integral part of his sound both on stage and in the studio. As an educator, Jason has taught guitar in higher education for 12+ years, and in various music schools and studios, including the National Guitar Workshop, and his own school, the Guitarwoodshed. Education: MFA- Interdisciplinary Arts, B.S. Jazz Guitar Performance, B.S. Music Theory/Composition.