Krzysztof Penderecki was one of the best known, most listened to, and most popular composers of the late 20th and early 21st centuries who underwent a marked evolution in compositional style. After achieving fame with such astringent, often anguished, scores as his Threnody for the Victims of Hiroshima (1960) and Passion According to St. Luke (1965), both of which stretched traditional harmonic language and orchestral techniques, beginning in the mid-1970s, Penderecki followed a personal imperative in moving toward more conventional tonal music. His Symphony No. 2 embraced pre...