Richard Aaron is a professor of cello, described as a “sought-after professor of cello whose methods of teaching have garnered global acclaim”. In fall 2024, he joined the San Francisco Conservatory of Music. He has served at the University of Michigan and at the Juilliard School since 2006 and 2007, respectively. Previously he taught at the Cleveland Institute of Music and the New England Conservatory.

He has conducted masterclasses in many countries across four continents, including at many of the leading music schools in North America, including Eastman School of Music, Hartt School, Mannes, Oberlin Conservatory of Music, Rice University, The Royal Conservatory of Music in Toronto and the University of Cincinnati. Since 2003, Aaron has been on the faculty of the Aspen Music Festival. Former Aaron students have occupied positions in major orchestras such as Chicago, St. Louis, Seattle, Dallas, Portland, St. Paul, Pittsburg, San Francisco, Utah, and the Metropolitan Opera. His students also participate in many award-winning ensembles, such as the Biava, Fry Street, American, Penderecki, Linden, Escher, Telegraph and Aeolus string quartets.