RYAN SAWYERS SHAKER ENSEMBLE - For Those Who Wish to Sing Will Always Find a Song LPOne night, not too long ago at Union Pool in Williamsburg, Brooklyn, Ryan Sawyer introduced his piece, For Those Who Wish to Sing, Will Always Find a Song. He invited the audience to sing along at any point they felt moved to, just abstract oohs and aahs, or oms, or whatever. The small stage was crowded with musicians The Shaker Ensemble which that night included Jessica Pavone on viola, Nate Wooley on trumpet, Laura Cocks on flute, Stuart Bogie on