Since 2002, Nancy Buck has served on the faculty at Arizona State University. Buck teaches courses in applied viola, chamber music, viola pedagogy and repertoire. Additionally, Buck coordinates the string chamber music program. Buck holds degrees in performance from the Oberlin Conservatory and the Cleveland Institute of Music. While at the Cleveland Institute of Music, she served as teaching assistant to renowned pedagogue Heidi Castleman. Prior to her appointment at ASU, Buck was on the faculty at Bowling Green State University, where she also served as assistant chair of the Department of Music Performance Studies.

Much in demand as a chamber musician and artistic collaborator, Buck has presented recitals in leading concert venues throughout the United States and Europe. She regularly appears with the Arizona Bach Festival and the Phoenix Symphony. She has also been a member of the AZ Musicfest All-Star Orchestra, the Bowling Green String Quartet, the Canton Symphony, the Phoenix Piano Quartet, the Toledo Symphony and the Michigan Opera Theater Orchestra. During the summers, Buck teaches and performs at music festivals around the world, including the Ameropa Festival in Prague, the Rocky Mountain Summer Conservatory and the Round Top International Music Festival.

Consistently acclaimed by colleagues and peers as an extraordinarily insightful studio teacher and chamber music coach, Buck is regularly invited to present master classes throughout the country. In 2008, Buck served as chair and artistic director of the 36th International Viola Congress, hosted by ASU, coordinating a vast array of concert events and presentations by leading performers and pedagogues in the field.