The Sarasota Orchestra on Thursday announced the appointment of Jeffrey Kahane to the position of music director for the Sarasota Music Festival. Kahane has agreed to a three-year contract and will officially begin his position as music director on Aug. 1. Kahane has appeared with many of the world’s great orchestras. He completes his tenure as music director of The Los Angeles Chamber Orchestra at the end of the 2016-2017 season and is currently the artistic director of ChamberFest at the Green Music Center at Sonoma State University. His previous leadership posts include music director of the Colorado Symphony and the Santa Rosa Symphony.