Kronos Quartet, Laureate of the Polar Music Prize 2011, George Crumb photo by Sabine Matthes

In 1973, David Harrington was inspired to form Kronos after hearing George Crumb’s Black Angels, a highly unorthodox, Vietnam War-inspired work featuring bowed water glasses, spoken word passages, and electronic effects.

George Crumb
(Photo: Sabine Matthes, from the C. F. Peters Corporation via Wikimedia Commons.)