Brian Powell (DMA) is Associate Professor of Double Bass and Music Education at the University of Miami Frost School of Music. He has degrees in Performance and Music Education from Indiana University and the College-Conservatory of Music at the University of Cincinnati. He is a former member of The New World Symphony, under the direction of Michael Tilson Thomas, and has also performed with several professional orchestras such as the Louisville Orchestra, the Buffalo Philharmonic, and the Chautauqua Symphony Orchestra. As a chamber musician, he has toured and recorded with the Amernet String Quartet among many others, and he has his own chamber music recordings with Centaur Records. A prolific arranger, Dr. Powell has several solo and chamber bass music publications, including a recently published solo bass arrangement of Igor Stravinsky's music through Boosey & Hawkes. Dr. Powell maintains an active schedule as a performer, low strings clinician,  and guest conductor for youth honors orchestras throughout the United States.

Sidney A. King’s multi-faceted career as a double bassist, composer and arranger spans over three decades. Since 1992, he has performed at the orchestra of the Grand Teton Music Festival, often serving in titled positions. He has served as principal bassist with the Houston Grand Opera, the Texas Opera Theater, the Sunflower Music Festival, and the Des Moines Metro Opera, and has performed with the symphonies of the Detroit, Cincinnati, Houston, Pittsburgh, Indianapolis and Nashville, as well as the Louisiana Philharmonic and the St. Paul Chamber Orchestra. He held the position of assistant principal bassist of the Louisville Orchestra from 1984-2006. As a composer, Mr. King has received commissions from many diverse organizations and his compositions have been performed throughout the country. He holds the position of Professor of Double Bass and Music Education at the University of Louisville School of Music. He has served as Member-at-Large on the Board of Directors of the American String Teachers Association.