John Adams’ “Shaker Loops”: Riding Ferocious Sonic Waves

John Adams’ 1978 string septet, Shaker Loops, takes us on a ferocious and exhilarating sonic ride. It’s powerful music that is made up of elemental forces—pulse, gradually shifting patterns, and harmonic tension and release. At times, it unfolds with the frightening inevitability of an enormous, infernal, rumbling conveyor belt. At other times, we experience something similar to those mysterious, icy Sibelius tremolo passages which stand on the edge of silence. The title, Shaker Loops is …

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