Artistic director of the Colorado NeXt Music Fest and former concertmaster of the Boulder Philharmonic Orchestra, Gregory T.S. Walker has been both a violin soloist with the Philadelphia Orchestra and profiled in "Guitar for the Practicing Musician". An Albany Records recording artist, Walker's theatrical performance art has been featured at the San Francisco Sonic Circuits International Festival, with premieres by major ensembles such as the Colorado Symphony across the U.S., Europe, and Asia.