Mark Babbitt Dr. Mark Babbitt is Professor of Trombone at Illinois State University and Principal Trombone of the Peoria Symphony Orchestra. He earned degrees in trombone performance from the Eastman School of Music, Cleveland Institute of Music, and the University of Washington. He has performed extensively throughout the country, winning major competitions, appearing as soloist with numerous orchestras and bands, and given master classes at dozens of universities. He can be heard on several recordings with the Seattle Symphony Orchestra, as well as over a dozen movie soundtracks (The Incredible Hulk, Valkyrie, Punisher: War Zone, Stargate: Continuum, etc.).