William R. Cumpiano, a professional luthier for forty years, coauthored the bestselling textbook Guitarmaking: Tradition & Technology. He is a founder of the Association of Stringed Instrument Artisans and the Puerto Rican Cuatro Project, and a contributor to Acoustic Guitar and Guitar Player magazines as well as the defunct Journal of Guitar Acoustics. His current studio, Becker & Cumpiano Stringed Instruments is located in Northampton, Massachusetts, where he makes guitars individually, teaches, and researches Latin American stringed instruments.
▪ bio current as of 2006