“Franz Welser-Möst, the music director of the Cleveland Orchestra, will become general music director of Zurich Opera in September, a spokesperson for the orchestra confirmed. The appointment is a promotion for Welser-Möst, who served as music director of the opera company from 1995 through 2002 and has been principal conductor since. He has agreed to an initial term of five years, through 2011. He will retain his position in Cleveland, where his current contract runs through 2012.”