Saturday, April 7, 8pm John Luther Adams/Become Desert (California Premiere) featuring Volti San Francisco; Robert Geary, artistic director Sibelius/Symphony No. 2 in D Major, Op. 43 Sunday, April 8, 3pm Sibelius/The Oceanides, Op. 73 Britten/Four Sea Interludes from Peter Grimes, Op. 33a John Luther Adams/Become Ocean This performance is part of Cal Performances’ Berkeley RADICAL Vaulting Walls strand. These artists boldly challenge us to expand our understanding of the world around us, to vault past the limitations of conventional thought and break through barriers that confine us. More information at calperformances.org/berkeley-radical-vaulting-walls.