In her new poetry collection Grains of the Voice (Triquarterly Books/Northwestern University Press), Christina Pugh ’88 reveals a fascination with sound in all its manifestations, including the human voice, musical instruments, and the sounds produced by the natural and man-made worlds. All of these serve as both the framework of poems and the occa¬sion for their changes of direction, of tone, of point of reference. The poems contain echoes—and sometimes the words themselves—of other poets, but just as often of popular and obscure songs, of the noise of pop culture, and of philosophers’ writings. Beneath the surface of her work,…