Bass Trombonist Douglas Yeo was born in Monterey, California and grew up in Queens and Valley Stream, New York (where he began playing the trombone at the age of nine in the Hewlett-Woodmere school system), and Oak Ridge, New Jersey (where he graduated from Jefferson Township High School in 1973). From 2012-2016, he was Professor of Trombone at Arizona State University, a position he assumed after a 27-year career as Bass Trombonist of the Boston Symphony Orchestra/Boston Pops Orchestra. Before coming to Boston in May 1985, was a member of the Baltimore Symphony Orchestra from 1981-1985 and he was on the faculties of the Peabody Conservatory of Music in Baltimore and the Catholic University of America in Washington, D.C. He holds a bachelor of music degree with honor from Wheaton College in Illinois and a master of arts degree from New York University. His principal teachers were Edward Kleinhammer and Keith Brown. While in Boston, Professor Yeo was on the faculty of New England Conservatory of Music. At NEC, he served as Chairman of the Brass and Percussion Department and conductor of the New England Trombone Choir at New England Conservatory. A prolific writer, Mr. Yeo has written more than forty articles on the trombone and orchestral playing for the Galpin Society Journal, International Musician, The Instrumentalist, The Brass Herald, Christianity Today, the Historic Brass Society Journal, the International Trombone Association Journal, the T.U.B.A. Journal, the International Trumpet Guild Journal, The Horn Call, the Newsletter of the Christian Instrumentalist and Directors Association (CIDA), The Real Issue, Transpositions and the Boston Symphony program book. He is the author of The One Hundred: Essential Works for the Symphonic Bass Trombonist, the most comprehensive book in print on the subject of bass trombone audition and concert preparation. He is also the co-author, along with Edward Kleinhammer, of Mastering the Trombone published by Ensemble Publications. His arrangements of music for trombone and piano, trombone ensemble and brass ensemble, and trombone duet are published by International Music, Southern Music, Ensemble Publications and G. Schirmer.